Observation
ID
55624
Category
science
Program ID
111.24H1.002
Program Title
THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
Program Type
GTO
PI / COI
EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
LOW-SPLIT
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Target
ID
41187
Name
S4
RA
266.416762
DEC
-29.00722
Exposures (4)
ID Header Date updated MJD Start MJD End
GRAVI.2023-06-02T05:13:44.014_1 GRAVI.2023-06-02T05:13:44.014 2023-06-02 05:30:35 UTC+0000 60097.21787053 60097.2220371967
GRAVI.2023-06-02T05:06:22.994_1 GRAVI.2023-06-02T05:06:22.994 2023-06-02 05:21:53 UTC+0000 60097.21276614 60097.2169328067
GRAVI.2023-06-02T04:59:07.975_1 GRAVI.2023-06-02T04:59:07.975 2023-06-02 05:15:58 UTC+0000 60097.20773119 60097.2118978567
GRAVI.2023-06-02T04:51:52.955_1 GRAVI.2023-06-02T04:51:52.955 2023-06-02 05:07:07 UTC+0000 60097.20269624 60097.2068629067