Observation
ID
53119
Category
science
Program ID
110.23XR.001
Program Title
PROBING A CLOSE BINARY OF SUPERMASSIVE BLACK HOLES WITH GRAVITY
Program Type
Normal
PI / COI
SHANGGUAN/ BROTHERTON/ CAO/ DAVIES/ DEXTER/ DE ZEEUW/ DU/ EISENHAUER/ HO/ LI/ LUTZ/ SANTOS/ SHIMIZU/ SONGSHENG/ STURM/ WANG
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Target
ID
39497
Name
Akn120
RA
79.049158
DEC
-0.1501
Exposures (9)
ID Header Date updated MJD Start MJD End
GRAVI.2022-11-11T05:55:45.361_1 GRAVI.2022-11-11T05:55:45.361 2022-11-11 06:10:33 UTC+0000 59894.24705279 59894.2512194567
GRAVI.2022-11-11T06:02:18.377_1 GRAVI.2022-11-11T06:02:18.377 2022-11-11 06:15:42 UTC+0000 59894.25160159 59894.2557682567
GRAVI.2022-11-11T06:08:48.394_1 GRAVI.2022-11-11T06:08:48.394 2022-11-11 06:25:35 UTC+0000 59894.25611567 59894.2602823367
GRAVI.2022-11-11T06:15:21.410_1 GRAVI.2022-11-11T06:15:21.410 2022-11-11 06:30:38 UTC+0000 59894.26066447 59894.2648311367
GRAVI.2022-11-11T06:21:54.427_1 GRAVI.2022-11-11T06:21:54.427 2022-11-11 06:35:46 UTC+0000 59894.26521328 59894.2693799467
GRAVI.2022-11-11T06:28:27.444_1 GRAVI.2022-11-11T06:28:27.444 2022-11-11 06:45:51 UTC+0000 59894.26976208 59894.2739287467
GRAVI.2022-11-11T06:43:00.480_1 GRAVI.2022-11-11T06:43:00.480 2022-11-11 06:55:43 UTC+0000 59894.27986667 59894.2840333367
GRAVI.2022-11-11T06:49:33.497_1 GRAVI.2022-11-11T06:49:33.497 2022-11-11 07:05:28 UTC+0000 59894.28441547 59894.2885821367
GRAVI.2022-11-11T06:56:03.513_1 GRAVI.2022-11-11T06:56:03.513 2022-11-11 07:10:33 UTC+0000 59894.28892955 59894.2930962167