TIFR GMRT Sky Survey (TGSS)

S. K. Sirothia, N. G. Kantharia, C. H. Ishwara-Chandra, Gopal-Krishna

NCRA-TIFR, Pune, India

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TGSS Observations (770 hrs) Status:
GMRT Observing Cycle 19: 8 October 2010 to 8 March 2011

Sch_Date Sch_hrs Obs_qual Comments MakeupTime Tot_sch Tot_actual
Good/Bad Date/hrs hrs hrs
1. Fri-08Oct10 13 Good Sudden change in BPASS of E4-6, S3-6, W4-6in both GSB and GHB Make-up Time from Cycle 18 13 Make-up time
2.Sat-09Oct10 13 Good Same as above - 13 13
3. Sun-10Oct10 13 Good Only S3-6 and E4-6 showed change of BPASS - - 26 26
4. Mon-11Oct10 9 Good - - 35 35
5. Tue-12Oct10 11 Good - - 46 46
6. Sat-16Oct10 8 Good - - 54 54
7. Sun-17Oct10 8 Good - - 62 62
8. Mon-18Oct10 13 Good - - 75 75
9. Tue-19Oct10 13 Make-up reqd No LSB data, power failure in E-arm (1.5hrs), one loop bad due to transit problems - 88 75
10. Thu-28Oct10 13 Good C10, C13 and S-Arm, bandpass change - 101 88
11. Fri-29Oct10 13 Good C10, C13 and S-Arm, bandpass change - 114 101
12. Sat-30Oct10 13 Good C10, C13 and S-Arm, bandpass change - 127 114
13. Sun-31Oct10 13 Good C10, C13 and S-Arm, bandpass change - 140 127
14. Mon-01Nov10 13 Good C10, C13 and S-Arm, bandpass change - 153 140
15. Tue-02Nov10 13 Good C10, C13 and S-Arm, bandpass change - 166 153
16. Sat-06Nov10 13 Good - - 179 166
17. Sun-07Nov10 13 Good Most antennas bandpass change, GHB IndianPolar - 192 179
18. Mon-08Nov10 13 Good E04,E05,E06 fringe and phase is not stable in GHB - 205 192
19. Fri-12Nov10 13 Good Bandpass change in many antennas - 218 205
20. Sat-13Nov10 13 Good Bandpass change in S Arm - 231 218
21. Sun-14Nov10 13 Make-up reqd Two loops lost due to E-arm power failure - 244 218
22. Fri-26Nov10 13 Make-up reqd Two hours down (4 to 6am; ONLINE failed) - 257 218
23. Fri-27Nov10 13 Good - - 270 231
24. Fri-28Nov10 13 Good - - 283 244
25. Fri-29Nov10 13 Good - - 296 257
26. Fri-30Nov10 12 Good - - 308 269
27. Sun-12Dec10 13 Good - - 321 282
28. Tue-14Dec10 13 Good - - 334 295
29. Thu-16Dec10 12 Make-up reqd No MSEB power - 346 295
30. Fri-17Dec10 13 Good - - 359 308
31. Sat-18Dec10 12 Good - - 371 320
33. Mon-20Dec10 13 Good - - 384 333
34. Mon-27Dec10 13 Good Delay Jump in C05,C06,C08-175 GSB Only - 397 346
35. Tue-28Dec10 13 Good - - 410 359
36. Wed-29Dec10 13 Good Make-up - Make-up 372
37. Fri-07Jan11 12 Good - - 422 384
38. Sat-08Jan11 12 Good - - 434 396
39. Sun-09Jan11 13 Good - - 447 409
40. Mon-10Jan11 13 Good - - 460 422
41. Tue-11Jan11 13 Good - - 473 435
42. Thu-20Jan11 13 Delay jumps Delay jumps in GSB ONLY GSB : C00,C01,C02,C03,C09,C11,C12,E02,E03,E04,E05,S04,S06 shows delay jumps for 130channel. C04,C05,C06,C08,W01,W02 shows delay jumps for 175channel. C09,C10,C11,C12 shows delay jumps for both channel - 486 435
43. Fri-21Jan11 13 Good - - 499 448
44. Sat-22Jan11 13 Possible Delay Jumps? - - 512 461
45. Sun-23Jan11 13 Good - - 525 474
46. Mon-24Jan11 13 Good - - 538 487
47. Wed-26Jan11 13 Good Make-up - Make-up 500
48. Thu-27Jan11 13 Good - - 551 513
49. Fri-28Jan11 12 Good - - 563 525
50. Sat-29Jan11 12 Good - - 575 537
51. Sun-30Jan11 13 Good - - 588 550
52. Mon-31Jan11 13 Good - - 601 563
53. Wed-02Feb11 13 Good Make-up - Make-up 576
54. Fri-18Feb11 13 Good - 614 589
55. Sat-19Feb11 13 Good GSB : for E06 Baseline S01 shows delayjumps. for W06 Baseline E04 shows delayjumps. for S06 baseline E02,W02,W03 shows delayjumps. - 627 602
56. Sun-20Feb11 13 Make-up reqd (high winds) Only 3 loops - 640 602
57. Mon-21Feb11 13 Good - - 653 615
58. Tue-22Feb11 13 Good - - 666 628
59. Thu-24Feb11 13 Good - - 679 641
60. Fri-25Feb11 13 Good - - 692 654
61. Sat-26Feb11 13 Good - - 705 667
62. Sun-27Feb11 13 OK Bandpass change in W-arm ants - 718 680
63. Mon-28Feb11 13 Good - - 731 693
64. Tue-01Mar11 13 Good - - 744 706
65. Mon-07Mar11 13 Good Make-up of 20th Feb - 757 719
66. Tue-08Mar11 13 Make-up reqd No Fringe in GSB - 770 719