Observation
ID
53150
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
39520
Name
Akn120
RA
79.049128
DEC
-0.14997
Exposures (14)
ID Header Date updated MJD Start MJD End
GRAVI.2022-11-15T06:40:53.986_1 GRAVI.2022-11-15T06:40:53.986 2022-11-15 06:50:56 UTC+0000 59898.27840261 59898.2825692767
GRAVI.2022-11-15T06:47:27.003_1 GRAVI.2022-11-15T06:47:27.003 2022-11-15 07:05:27 UTC+0000 59898.28295142 59898.2871180867
GRAVI.2022-11-15T06:54:00.019_1 GRAVI.2022-11-15T06:54:00.019 2022-11-15 07:10:36 UTC+0000 59898.28750022 59898.2916668867
GRAVI.2022-11-15T07:00:30.036_1 GRAVI.2022-11-15T07:00:30.036 2022-11-15 07:15:25 UTC+0000 59898.2920143 59898.2961809667
GRAVI.2022-11-15T07:07:03.052_1 GRAVI.2022-11-15T07:07:03.052 2022-11-15 07:20:27 UTC+0000 59898.2965631 59898.3007297667
GRAVI.2022-11-15T07:13:33.068_1 GRAVI.2022-11-15T07:13:33.068 2022-11-15 07:25:35 UTC+0000 59898.30107718 59898.3052438467
GRAVI.2022-11-15T07:31:06.112_1 GRAVI.2022-11-15T07:31:06.112 2022-11-15 07:45:34 UTC+0000 59898.31326519 59898.3174318567
GRAVI.2022-11-15T07:37:36.129_1 GRAVI.2022-11-15T07:37:36.129 2022-11-15 07:56:30 UTC+0000 59898.31777927 59898.3219459367
GRAVI.2022-11-15T07:53:03.168_1 GRAVI.2022-11-15T07:53:03.168 2022-11-15 08:05:30 UTC+0000 59898.32850889 59898.3326755567
GRAVI.2022-11-15T07:59:36.185_1 GRAVI.2022-11-15T07:59:36.185 2022-11-15 08:15:42 UTC+0000 59898.3330577 59898.3372243667
GRAVI.2022-11-15T08:06:06.201_1 GRAVI.2022-11-15T08:06:06.201 2022-11-15 08:20:47 UTC+0000 59898.33757177 59898.3417384367
GRAVI.2022-11-15T08:12:39.218_1 GRAVI.2022-11-15T08:12:39.218 2022-11-15 08:25:41 UTC+0000 59898.34212058 59898.3462872467
GRAVI.2022-11-15T08:19:12.234_1 GRAVI.2022-11-15T08:19:12.234 2022-11-15 08:35:36 UTC+0000 59898.34666938 59898.3508360467
GRAVI.2022-11-15T08:25:45.251_1 GRAVI.2022-11-15T08:25:45.251 2022-11-15 08:40:30 UTC+0000 59898.35121818 59898.3553848467