Exposure
ID
GRAVI.2025-10-05T02:10:27.282_1
Header ID
GRAVI.2025-10-05T02:10:27.282
Date updated
2025-10-05 02:25:41 UTC+0000
Release date
2026-10-05 02:25:41 UTC+0000
UTC Start
2025-10-05 02:10:27.282
UTC End
2025-10-05 02:17:07.282
MJD Start
60953.09059354
MJD End
60953.09522316963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0043064999999999996
Ambient temperature (°C)
11.38
Seeing (arcsec)
0.66
Observation
ID
70674
Category
science
Program ID
116.28X8.001
Program Title
PRECISION BLACK HOLE MASSES AT COSMIC NOON WITH GRAVITY+
Program Type
Normal
PI / COI
SHIMIZU / EISENHAUER / GENZEL / SHANGGUAN / DAVIES / STURM / LUTZ / SANTOS / CAO / TACCONI / FORSTER SCHREIBER / HOENIG / MILLOUR / LEFTLEY / PAUMARD / PETROV / CLÉNET / LOPEZ / PERRIN / BRANDNER / GARCIA / STRAUBMEIER / LE BOUQUIN / KREIDBERG / WOLF / SY
Target
ID
52434
Name
J0047-2053
RA
11.915834
DEC
-20.89061
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 54.9740 55.0290 8.0000 9.0000
U1-U3 98.0780 98.2800 13.7000 14.7000
U1-U4 114.6090 115.7560 41.4300 42.6760
U2-U3 43.7150 43.8800 20.8000 22.0000
U2-U4 75.1320 76.3550 65.2260 66.2550
U3-U4 53.5060 54.3810 100.0970 100.5400
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28X8.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60953.09059354
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME J0047-2053
HIERARCH ESO INS SOBJ NAME J0047-2053
RA 11.915834
DEC -20.89061
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 54.974
HIERARCH ESO ISS PBL12 END 55.029
HIERARCH ESO ISS PBLA12 START 8.0
HIERARCH ESO ISS PBLA12 END 9.0
HIERARCH ESO ISS PBL13 START 98.078
HIERARCH ESO ISS PBL13 END 98.28
HIERARCH ESO ISS PBLA13 START 13.7
HIERARCH ESO ISS PBLA13 END 14.7
HIERARCH ESO ISS PBL14 START 114.609
HIERARCH ESO ISS PBL14 END 115.756
HIERARCH ESO ISS PBLA14 START 41.43
HIERARCH ESO ISS PBLA14 END 42.676
HIERARCH ESO ISS PBL23 START 43.715
HIERARCH ESO ISS PBL23 END 43.88
HIERARCH ESO ISS PBLA23 START 20.8
HIERARCH ESO ISS PBLA23 END 22.0
HIERARCH ESO ISS PBL24 START 75.132
HIERARCH ESO ISS PBL24 END 76.355
HIERARCH ESO ISS PBLA24 START 65.226
HIERARCH ESO ISS PBLA24 END 66.255
HIERARCH ESO ISS PBL34 START 53.506
HIERARCH ESO ISS PBL34 END 54.381
HIERARCH ESO ISS PBLA34 START 100.097
HIERARCH ESO ISS PBLA34 END 100.54
HIERARCH ESO ISS AMBI TAU0 START 0.005031
HIERARCH ESO ISS AMBI TAU0 END 0.003582
HIERARCH ESO ISS AMBI TEMP 11.38
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.76
HIERARCH ESO FT ROBJ NAME J0047-2053
HIERARCH ESO FT ROBJ ALPHA 004739.964
HIERARCH ESO FT ROBJ DELTA -205335.015