Exposure
ID
GRAVI.2025-06-11T06:39:40.565_1
Header ID
GRAVI.2025-06-11T06:39:40.565
Date updated
2025-06-11 06:55:30 UTC+0000
Release date
2026-06-11 06:55:30 UTC+0000
UTC Start
2025-06-11 06:39:40.565
UTC End
2025-06-11 06:46:20.565
MJD Start
60837.27755284
MJD End
60837.28218246963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.003504
Ambient temperature (°C)
12.13
Seeing (arcsec)
0.995
Observation
ID
68091
Category
science
Program ID
113.26QY.002
Program Title
THE FIRST Z=2 SMBH MASSES WITH GRAVITY-WIDE
Program Type
Normal
PI / COI
SHIMIZU / EISENHAUER / GENZEL / SHANGGUAN / DAVIES / STURM / LUTZ / SANTOS / CAO / TACCONI / FORSTER SCHREIBER / DE ZEEUW / HOENIG / MILLOUR / DEXTER / LEFTLEY / PAUMARD / PETROV / CLÉNET / LOPEZ / PERRIN
Target
ID
50608
Name
GQC_J2133-5100
RA
323.270774
DEC
-51.0163
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 54.2510 54.2000 9.1000 10.1000
U1-U3 99.8760 99.7620 14.5000 15.6000
U1-U4 129.9090 130.0030 37.1260 38.5220
U2-U3 46.1490 46.1010 20.8000 22.0000
U2-U4 85.9080 86.2860 54.4030 55.9190
U3-U4 53.8880 54.4760 82.6750 84.0890
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26QY.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60837.27755284
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GQC J2133-5100
HIERARCH ESO INS SOBJ NAME GQC_J2133-5100
RA 323.270774
DEC -51.0163
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 54.251
HIERARCH ESO ISS PBL12 END 54.2
HIERARCH ESO ISS PBLA12 START 9.1
HIERARCH ESO ISS PBLA12 END 10.1
HIERARCH ESO ISS PBL13 START 99.876
HIERARCH ESO ISS PBL13 END 99.762
HIERARCH ESO ISS PBLA13 START 14.5
HIERARCH ESO ISS PBLA13 END 15.6
HIERARCH ESO ISS PBL14 START 129.909
HIERARCH ESO ISS PBL14 END 130.003
HIERARCH ESO ISS PBLA14 START 37.126
HIERARCH ESO ISS PBLA14 END 38.522
HIERARCH ESO ISS PBL23 START 46.149
HIERARCH ESO ISS PBL23 END 46.101
HIERARCH ESO ISS PBLA23 START 20.8
HIERARCH ESO ISS PBLA23 END 22.0
HIERARCH ESO ISS PBL24 START 85.908
HIERARCH ESO ISS PBL24 END 86.286
HIERARCH ESO ISS PBLA24 START 54.403
HIERARCH ESO ISS PBLA24 END 55.919
HIERARCH ESO ISS PBL34 START 53.888
HIERARCH ESO ISS PBL34 END 54.476
HIERARCH ESO ISS PBLA34 START 82.675
HIERARCH ESO ISS PBLA34 END 84.089
HIERARCH ESO ISS AMBI TAU0 START 0.003385
HIERARCH ESO ISS AMBI TAU0 END 0.003623
HIERARCH ESO ISS AMBI TEMP 12.13
HIERARCH ESO ISS AMBI FWHM START 1.03
HIERARCH ESO ISS AMBI FWHM END 0.96
HIERARCH ESO FT ROBJ NAME TYC_8435-201-1
HIERARCH ESO FT ROBJ ALPHA 213305.577
HIERARCH ESO FT ROBJ DELTA -510103.071