From
To
Date
Thu, Dec 1
4 found from HRI to KOAA, HWH
| Train name and number | Starting station | Duration | Ending station | Classes | Train type | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
13152 - KOLKATA EXPRESS Runs onMTWTFSS | 02:23 PM HRI Hardoi 42 KM from MAHO | 1 day 1 hr 17 mins 987 KM 81 stops | 03:40 PM KOAA Kolkata | SL, 3A, 2A | Others | Starting from ₹520 | |||||
13010 - YNRK HWH EXP Runs onMTWTFSS | 06:40 AM HRI Hardoi 42 KM from MAHO | 1 day 20 mins 987 KM 78 stops | 07:00 AM HWH Howrah | SL, 3A, 2A | Others | Starting from ₹520 | |||||
13006 - ASR HWH MAIL Runs onMTWTFSS | 08:26 AM HRI Hardoi 42 KM from MAHO | 23 hrs 4 mins 987 KM 55 stops | 07:30 AM HWH Howrah | SL, 3A, 2A, 1A | Others | Starting from ₹530 | |||||
13020 - BAGH EXPRESS Runs onMTWTFSS | 04:02 AM HRI Hardoi 42 KM from MAHO | 1 day 7 hrs 8 mins 987 KM 59 stops | 11:10 AM HWH Howrah | SL, 3A, 2A | Others | Starting from ₹1475 | |||||
6 found from SPN, HRI to HWH, KOAA, SDAH
| Train name and number | Starting station | Duration | Ending station | Classes | Train type | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
00470 - NDLS-HWH PEXP SPL Runs onMTWTFSS | 08:20 AM SPN Shahjehanpur 62 KM from MAHO | 1 day 10 mins 1036 KM 15 stops | 08:30 AM HWH Howrah | Special Train | |||||||
00464 - ASR-HWH COVID-19 Runs onMTWTFSS | 08:20 AM SPN Shahjehanpur 62 KM from MAHO | 1 day 40 mins 1036 KM 22 stops | 09:00 AM HWH Howrah | Covid Special | |||||||
03010 - YNRK HWH SPL Runs onMTWTFSS | 06:15 AM HRI Hardoi 42 KM from MAHO | 1 day 45 mins 987 KM 68 stops | 07:00 AM HWH Howrah | 2S, SL, 3A, 2A | Special Tatkal | ||||||
03152 - KOLKATA SPL Runs onMTWTFSS | 02:23 PM HRI Hardoi 42 KM from MAHO | 1 day 1 hr 17 mins 987 KM 66 stops | 03:40 PM KOAA Kolkata | 2S, SL, 3A, 2A | Special Train | ||||||
03122 - LKU SDAH SPECIAL Runs onMTWTFSS | 11:35 AM SPN Shahjehanpur 62 KM from MAHO | 1 day 1 hr 40 mins 1036 KM 23 stops | 01:15 PM SDAH Kolkata | SL, 3A | Special Tatkal | ||||||
03020 - HWH FESTIVL SPL Runs onMTWTFSS | 04:02 AM HRI Hardoi 42 KM from MAHO | 1 day 8 hrs 38 mins 987 KM 58 stops | 12:40 PM HWH Howrah | 2S, SL, 3A, 2A | Special Tatkal | ||||||
3 found from HRI to HWH, SDAH
| Train name and number | Starting station | Duration | Ending station | Classes | Train type | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
23010 - Doon Express Slip Runs onMTWTFSS | 05:50 AM HRI Hardoi 42 KM from MAHO | 1 day 1 hr 5 mins 987 KM 67 stops | 06:55 AM HWH Howrah | 2S, SL, CC, 3A, 2A, 1A | Express | ||||||
13050 - ASR HWH EXPRESS Runs onMTWTFSS | 09:20 AM HRI Hardoi 42 KM from MAHO | 1 day 6 hrs 30 mins 987 KM 106 stops | 03:50 PM HWH Howrah | SL, 3A | Others | ||||||
13120 - ANVT SDAH EXP Runs onMTWTFSS | 12:40 AM HRI Hardoi 42 KM from MAHO | 1 day 10 hrs 15 mins 987 KM 90 stops | 10:55 AM SDAH Kolkata | SL, 3A | Others | ||||||
Trains from Kolkata to Maholi
| Train name and number | Starting station | Duration | Ending station | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
12108 - STP LTT SF EXP | 08:40 PM STP Sitapur | 1 day 1 hr 10 mins 1236 KM 18 stops | 09:50 PM LTT Mumbai | |||||||||
| Train name and number | Starting station | Duration | Ending station | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
15622 - ANVT KYQ EXP | 08:22 AM STP Sitapur | 1 day 7 hrs 3 mins 1102 KM 26 stops | 03:25 PM KYQ Guwahati | |||||||||
15656 - SVDK KYQ EXP | 10:42 PM STP Sitapur | 1 day 11 hrs 38 mins 1102 KM 40 stops | 10:20 AM KYQ Guwahati | |||||||||
15652 - LOHIT EXPRESS | 01:40 PM HRI Hardoi | 1 day 9 hrs 20 mins 1160 KM 44 stops | 11:00 PM GHY Guwahati | |||||||||
15654 - AMARNATH EXP | 12:47 PM SPN Shahjehanpur | 1 day 10 hrs 13 mins 1189 KM 44 stops | 11:00 PM GHY Guwahati | |||||||||
19270 - PBR EXPRESS | 07:12 AM SPN Shahjehanpur | 1 day 6 hrs 33 mins 1250 KM 39 stops | 01:45 PM PBR Porbandar | |||||||||
| Train name and number | Starting station | Duration | Ending station | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
01029 - BPQ TKNR SPL | 09:30 PM BPQ Balharshah | 1 day 13 hrs 50 mins 1035 KM 32 stops | 11:20 AM TKNR Thakurnagar | |||||||||
22198 - VGLB KOAA SF EX | 09:20 PM VGLB Jhansi | 23 hrs 45 mins 1047 KM 22 stops | 09:05 PM KOAA Kolkata | |||||||||
12176 - CHAMBAL EXPRESS | 07:40 AM GWL Gwalior | 23 hrs 15 mins 1109 KM 31 stops | 06:55 AM HWH Howrah | |||||||||
22169 - SRC HUMSAFAR | 02:25 PM RKMP BHOPAL | 1 day 1 hr 10 mins 1123 KM 15 stops | 03:35 PM SRC Kolkata | |||||||||
13026 - BPL HWH EXP | 09:35 AM BPL Bhopal | 1 day 5 hrs 25 mins 1126 KM 24 stops | 03:00 PM HWH Howrah | |||||||||
| Train name and number | Starting station | Duration | Ending station | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
22197 - KOAA VGLB SF EX | 07:25 AM KOAA Kolkata | 23 hrs 55 mins 1047 KM 20 stops | 07:20 AM VGLB Jhansi | |||||||||
12175 - CHAMBAL EXPRESS | 05:45 PM HWH Howrah | 23 hrs 20 mins 1109 KM 33 stops | 05:05 PM GWL Gwalior | |||||||||
22170 - RKMP HUMSAFAR | 08:35 PM SRC Kolkata | 23 hrs 35 mins 1123 KM 16 stops | 08:10 PM RKMP BHOPAL | |||||||||
13025 - HWH BPL EXPRESS | 12:35 PM HWH Howrah | 1 day 5 hrs 45 mins 1126 KM 24 stops | 06:20 PM BPL Bhopal | |||||||||
08005 - SHM SC EXAM SPL | 06:00 AM SHM Kolkata | 1 day 1130 KM 17 stops | 06:00 AM CLX Chirala | |||||||||
Maholi to Mumbai Trains
Maholi to Jammu Trains
Maholi to Delhi Trains
Maholi to Bahadurgarh Trains
Maholi to Haridwar Trains
Maholi to Varanasi Trains
Maholi to Ayodhya Trains
Maholi to Chaukhandi Trains
Maholi to Rudrapur Trains
Maholi to Nasik Trains
Maholi to Siddharth Nagar Trains
Maholi to Porbandar Trains
Maholi to Rampur Trains
Maholi to Ghaziabad Trains
Maholi to Shahganj Trains
Maholi to Bareilly Trains
Maholi to Gurgaon Trains
Maholi to Dehradun Trains
Maholi to Rishikesh Trains
Maholi to Phillaur Trains
Delhi to Maholi Trains
Lucknow to Maholi Trains
Dehradun to Maholi Trains
Jammu to Maholi Trains
Ayodhya to Maholi Trains
Bareilly to Maholi Trains
Mumbai to Maholi Trains
Muzaffarpur to Maholi Trains
Amethi to Maholi Trains
Ludhiana to Maholi Trains
Gorakhpur to Maholi Trains
Mirzapur to Maholi Trains
Moradabad to Maholi Trains
Haridwar to Maholi Trains
Howrah to Maholi Trains
Lalgarh to Maholi Trains
Gomoh to Maholi Trains
Prayagraj to Maholi Trains
Chandigarh to Maholi Trains
Raxaul to Maholi Trains
Delhi to Kolkata Trains
BENGALURU to Kolkata Trains
Jalpaiguri to Kolkata Trains
Mumbai to Kolkata Trains
Puri to Kolkata Trains
Digha to Kolkata Trains
Ranchi to Kolkata Trains
Chennai to Kolkata Trains
Guwahati to Kolkata Trains
Patna to Kolkata Trains
Tatanagar to Kolkata Trains
Pune to Kolkata Trains
Hyderabad to Kolkata Trains
Bolpur to Kolkata Trains
Siliguri to Kolkata Trains
Bhubaneswar to Kolkata Trains
Agartala to Kolkata Trains
Bangalore to Kolkata Trains
Ajmer to Kolkata Trains
Kalka to Kolkata Trains
Berhampore to Kolkata Trains
Ahmedabad to Kolkata Trains
Rampur Hat to Kolkata Trains
Jaipur to Kolkata Trains
Asansol to Kolkata Trains
Cooch Behar to Kolkata Trains
Nagpur to Kolkata Trains
Prayagraj to Kolkata Trains
Jodhpur to Kolkata Trains
Vadodara to Kolkata Trains
Malda to Kolkata Trains
Malbazar to Kolkata Trains
Bhagalpur to Kolkata Trains
Cuttack to Kolkata Trains
Kanpur to Kolkata Trains
Varanasi to Kolkata Trains
Jammu to Kolkata Trains
Muzaffarpur to Kolkata Trains
Badarpur to Kolkata Trains
Loharu to Kolkata Trains
Kolkata to Jalpaiguri Trains
Kolkata to Delhi Trains
Kolkata to Digha Trains
Kolkata to Puri Trains
Kolkata to Mumbai Trains
Kolkata to Guwahati Trains
Kolkata to BENGALURU Trains
Kolkata to Ranchi Trains
Kolkata to Chennai Trains
Kolkata to Bhubaneswar Trains
Kolkata to Tatanagar Trains
Kolkata to Bolpur Trains
Kolkata to Hyderabad Trains
Kolkata to Patna Trains
Kolkata to Jaipur Trains
Kolkata to Goa Trains
Kolkata to Pondicherry Trains
Kolkata to Rampur Hat Trains
Kolkata to Pune Trains
Kolkata to Ambala Trains
MAHO, Maholi Railway Station
LCN, Lalpurchandra Railway Station
2 KM from MAHOUDX, Urdauli Railway Station
3 KM from MAHONERI, Neri Railway Station
9 KM from MAHOHMP, Hempur Railway Station
9 KM from MAHOKATA, Katili Railway Station
13 KM from MAHOMINJ, Maikalganj Railway Station
15 KM from MAHORAK, Ramkot Railway Station
17 KM from MAHOBRMX, Barmi Railway Station
20 KM from MAHOSTP, Sitapur Railway Station
24 KM from MAHOSCC, Sitapur Cantt. Railway Station
24 KM from MAHOSPC, Sitapur City Railway Station
24 KM from MAHOBUGN, Bhurjiha Baragn Railway Station
24 KM from MAHOMSTH, Misrikh Tirath Railway Station
25 KM from MAHOJKP, Jharekapur Railway Station
25 KM from MAHOJKH, Jahanikhera Railway Station
25 KM from MAHOPMM, Parsehra Mal Railway Station
26 KM from MAHOMZN, Mahmudpursryn Railway Station
28 KM from MAHOHA, Hargaon Railway Station
28 KM from MAHOKB, Khairabad Awadh Railway Station
29 KM from MAHOHWH, Kolkata Howrah Junction
SDAH, Kolkata Sealdah Railway Station
CP, Kolkata Railway Station
KOAA, Kolkata Chitpur Railway Station
SHM, Kolkata Shalimar Railway Station
SRC, Kolkata Santragachi Junction
BNXR, Bidhan Nagar Railway Station
1 KM from HWHDDC, Dum Dum Cantt. Railway Station
2 KM from HWHDDJ, Dum Dum Railway Station
2 KM from HWHLLH, Liluah Railway Station
4 KM from HWHBARN, Baranagar Road Railway Station
5 KM from HWHBEQ, Belur Railway Station
5 KM from HWHTPKR, Tikiapara Railway Station
6 KM from HWHDAKE, Dakhineswar Railway Station
6 KM from HWHDGNR, Durganagar Railway Station
6 KM from HWHBLH, Belgharia Railway Station
6 KM from HWHBLYG, Bally Ghat Railway Station
6 KM from HWHPQS, Park Circus Railway Station
6 KM from HWHBLY, Bally Railway Station
7 KM from HWHDSNR, Dashnagar Railway Station
7 KM from HWHBBT, Birati Railway Station
8 KM from HWHUPA, Uttarpara Railway Station
8 KM from HWHRCD, Rajchandrapur Railway Station
8 KM from HWHPDPK, Padmapukar Railway Station
8 KM from HWHRMJ, Ramrajatala Railway Station
8 KM from HWHAGP, Agarpara Railway Station
9 KM from HWHBLN, Ballygunge Junction
9 KM from HWHBZL, Belanagar Railway Station
9 KM from HWHHMZ, Hind Motor Railway Station
10 KM from HWHDHK, Dhakuria Railway Station
10 KM from HWHSEP, Sodpur Railway Station
10 KM from HWHMJT, Majerhat Railway Station
11 KM from HWHNBE, New Barrackpore Railway Station
11 KM from HWHKOG, Konnagar Railway Station
11 KM from HWHJDP, Jadabpur Railway Station
11 KM from HWHBRJ, Brace Bridge Railway Station
12 KM from HWHMMG, Madhyamgram Railway Station
12 KM from HWHDKAE, Dankuni Railway Station
12 KM from HWHBGJT, Bagha Jatin Railway Station
13 KM from HWHMRGM, Maurigram Railway Station
13 KM from HWHKDH, Khardaha Railway Station
13 KM from HWHSSP, Santoshpur Railway Station
14 KM from HWHRIS, Rishra Railway Station
14 KM from HWHKAVI, Kavi Railway Station
14 KM from HWHHHR, Hridaypur Railway Station
15 KM from HWHADL, Andul Railway Station
14 KM from HWHGIA, Garia Railway Station
15 KM from HWHTGH, Titagarh Railway Station
15 KM from HWHAKRA, Akra Railway Station
16 KM from HWHBT, Barasat Railway Station
17 KM from HWHSRP, Serampore Railway Station
17 KM from HWHBP, Barrackpore Railway Station
17 KM from HWHJOX, Janai Road Railway Station
17 KM from HWHSPR, Sonarpur Junction
18 KM from HWHSEL, Sankrall Railway Station
18 KM from HWHKBGH, Karea Kadambagachhi Railway Station
19 KM from HWHABB, Abada Railway Station
19 KM from HWHNAI, Nangi Railway Station
19 KM from HWHSHE, Sheoraphuli Railway Station
19 KM from HWHBPAE, Begumpur Railway Station
19 KM from HWHPTF, Palta Railway Station
20 KM from HWHBMG, Bamangachhi Railway Station
20 KM from HWHSBGR, Subhas Gram Railway Station
21 KM from HWHNALR, Nalpur Railway Station
21 KM from HWHIP, Ichhapur Railway Station
22 KM from HWHBBAE, Baidyabati Railway Station
22 KM from HWHSXC, Sondalia Railway Station
22 KM from HWHKLKR, Kalikapur Railway Station
23 KM from HWHMAK, Mallikpur Railway Station
23 KM from HWHBRPA, Baruipara Railway Station
23 KM from HWHBGRD, Beliaghata Road Railway Station
24 KM from HWHDTK, Dattapukur Railway Station
24 KM from HWHCHT, Champahati Railway Station
25 KM from HWHBVA, Bauria Junction
25 KM from HWHSNR, Shyamnagar Railway Station
25 KM from HWHBHR, Bhadreshwar Railway Station
25 KM from HWHNSF, Nasibpur Railway Station
25 KM from HWHBRP, Baruipur Junction
26 KM from HWHMBE, Mirzapur Bankipur Railway Station
26 KM from HWHPLF, Piali Railway Station
27 KM from HWHMUU, Mankundu Railway Station
27 KM from HWHCGA, Chengel Railway Station
28 KM from HWHSIU, Singur Railway Station
28 KM from HWHBIRA, Bira Railway Station
28 KM from HWHSSRD, Shasan Road Railway Station
28 KM from HWHKYP, Kalyanpur Railway Station
28 KM from HWHBLAE, Balarambati Railway Station
28 KM from HWHBSLA, Bhasila Railway Station
29 KM from HWHKNR, Kankinara Railway Station
29 KM from HWHCGR, Chandan Nagar Railway Station
29 KM from HWHKQU, Kamarkundu Railway Station
30 KM from HWHDKDP, Dakshin Durgapur Railway Station
30 KM from HWHFLR, Phuleswar Railway Station
30 KM from HWHLooking for Maholi to Kolkata trains? You can choose from a large number of trains running regularly on this route. Maholi to Kolkata trains is considered to be the most preferred and efficient mode of transportation for commuting between these two cities. There are frequent daily trains that run between these cities.On a weekly basis, there are 4 trains running between Maholi to Kolkata.To get accurate information regarding Maholi to Kolkata trains, Maholi Kolkata Railway Timetable, and Maholi to Kolkata Train Fare, you can visit the Goibibo app or website. You can also book train ticket online through Goibibo in a few steps. The user-friendly interface, easy booking process and attractive offers on train ticket booking help the travellers in booking their tickets at the most reasonable prices. You can also do tatkal train ticket booking for Maholi to Kolkata Trains through Goibibo.
Maholi to Kolkata train timings and fare are the two main factors that compel travellers to opt for Maholi to Kolkata Trains for a hassle-free journey. 13006 - ASR HWH MAIL is the fastest among the Maholi to Kolkata Trains. It departs from Hardoi Railway Station(HRI) at 08:26 AM and arrives at Hardoi Railway Station(HWH) at 07:30 AM, covering the distance in just 23 hrs 4 mins .While looking for an early morning train from Maholi to Kolkata, you can choose to travel via 13020 - BAGH EXPRESS. It takes 1 day 7 hrs 8 mins to complete the journey, starting from Hardoi Railway Station(HRI) at 04:02 AM and reaching Kolkata at 11:10 AM.
The first train from Maholi to Kolkata is 13020 - BAGH EXPRESS departing at 04:02 AM from Hardoi Railway Station(HRI).Some popular weekly trains on Maholi to Kolkata train route are 13152 - KOLKATA EXPRESS, 13010 - YNRK HWH EXP, 13006 - ASR HWH MAIL. Every Friday 13152 - KOLKATA EXPRESS departs from Maholi at 02:23 PM and arrives at Agra at 02:18 PM covering the entire distance in 1 day 1 hr 17 mins .The boarding station for all Maholi to Kolkata trains are the Hardoi Railway Station(HRI), Shahjehanpur Railway Station(SPN) while deboarding at Kolkata can be at Kolkata Chitpur Railway Station(KOAA), Kolkata Howrah Junction(HWH), Kolkata Sealdah Railway Station(SDAH).For all of the trains running on this route, you can check the live train running status, running history and PNR status on the Goibibo app and the website. Goibibo in collaboration with Indian railways also offers IRCTC registration and signup through its IRCTC Create User Id page. The stations are well-connected with the rest of the city with easy conveyance options. The Maholi to Kolkata train route witnesses regular rush of travellers. However, the large number of trains on this route provides direct and easy connectivity catering to the needs of all types of travellers.
Kolkata is one of the popular cities of India. There are plenty of amazing tourist spots in Kolkata that can make your journey memorable. You can book a Maholi to Kolkata Train and visit this gorgeous city with family and friends.
In order to explore the city’s places of interest, you can board the Maholi to Kolkata train. You can book your train from Maholi to Kolkata on GoIbibo and enjoy a hassle-free trip. You can either make your bookings on GoIbibo’s website or via the official app.
There are plenty of trains running on the Maholi to Kolkata route everyday, so the train seat availability is sufficient. You can board a train to Kolkata from the popular railway stations of your city and reach there within a short period of time. Moreover, you will face no problem in boarding any Maholi to Kolkata train, as the train journey is comfortable as well as secure.
The price of the train ticket depends on various factors, such as preferred seat, routes selected, and date of journey. Maholi to Kolkata train ticket price is affordable on GoIbibo.
Depending on your budget you can book a third AC (3A) coach, a second AC (2A) coach as well as first AC (1A) coach.
You can either make the booking on IRCTC ticket booking portal or through the GoIbibo website where you can also get discounts and concessions. Be assured that all the safety protocols are being followed to ensure a safe journey for passengers.
If you want to book your Maholi to Kolkata train tickets online and check the PNR status as well, you can visit GoIbibo.
Step 1: To book your Maholi to Kolkata train tickets, head to GoIbibo or IRCTC’s official website.
Step 2: Enter your journey date, departure station, and arrival station. All the trains of that particular date will appear on your screen.
Step 3: Click on the seat class, and you’ll be redirected to another page where you can see the available coupons and cash rewards.
Step 4: Enter your personal details, click on ‘Continue’, and you’ll reach the payment part.
Step 5: Choose the payment option, make the payment, and the ticket confirmation mail will reach your registered e-mail address.
You can easily check the PNR status of your booked tickets on GoIbibo. A PNR number helps you to keep track of whether your train ticket is confirmed (CNF), waitlisted (WL) or is under the Reservation Against Cancellation (RAC). Moreover, you can also check the live train status on GoIbibo by entering your train number or get the status updates on your mobile. Other services such as train coach position, train running status and platform locator are also offered on GoIbibo.
In case of emergencies or spontaneous travel plans, you can easily book your tatkal train ticket on GoIbibo. Moreover, you can also connect with the 24/7 customer support service of GoIbibo to resolve all your booking-related queries.
Which trains are running from Maholi to Kolkata?
Total 10 trains runs from Maholi and Kolkata. Popular Trains that run from Maholi to Kolkata are 13152 - KOLKATA EXPRESS, 13010 - YNRK HWH EXP, 13006 - ASR HWH MAIL, 13020 - BAGH EXPRESS, 00470 - NDLS-HWH PEXP SPL. Book Now
How many Covid Special trains are currently running from Maholi to Kolkata?
10 Covid Special trains are currently running from Maholi to Kolkata. Book Now
Which is the fastest train from Maholi to Kolkata?
Fastest train from Maholi to Kolkata is 13006 - ASR HWH MAIL which takes 23 hrs 4 mins to reach Kolkata. Book Train Tickets
When does the first Maholi to Kolkata train leave?
The first train from Maholi to Kolkata is 13020 - BAGH EXPRESS with departure at 04:02 AM from Hardoi Railway Station(HRI). Book Now
Which is the last train to Maholi from Kolkata ?
13152 - KOLKATA EXPRESS is the last train between Maholi from Kolkata with departure at 02:23 PM from Hardoi Railway Station(HRI). Book Now
What is the travel distance and travel time from Maholi to Kolkata?
The approximate travel distance from Maholi to Kolkata is 987 KM and minimum travel time is 23 hrs 4 mins .
From which all stations in Maholi we can board trains to Kolkata?
Stations in Maholi where we can board trains to Kolkata are the Hardoi Railway Station(HRI), Shahjehanpur Railway Station(SPN). Book Now
How to get the latest online information about my booking from Maholi to Kolkata Train?
If you are travelling from Maholi to Kolkata, you can check PNR STATUS for latest tickets information can be checked through Goibibo train app or Goibibo website.
How to book train tatkal tickets from Maholi to Kolkata?
You can book TATKAL TICKETS ONLINE, Booking starts from one day prior to the date of journey, from Maholi to Kolkata