Exposure
ID
GRAVI.2025-07-07T09:40:13.478_1
Header ID
GRAVI.2025-07-07T09:40:13.478
Date updated
2025-07-07 09:55:40 UTC+0000
Release date
2026-07-07 09:55:40 UTC+0000
UTC Start
2025-07-07 09:40:13.478
UTC End
2025-07-07 09:46:53.478
MJD Start
60863.40293377
MJD End
60863.407563399625
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0059765
Ambient temperature (°C)
13.86
Seeing (arcsec)
0.51
Observation
ID
68296
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
50762
Name
GQC_J2133-5100
RA
323.270672
DEC
-51.01675
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 44.8630 44.3820 46.5000 47.3000
U1-U3 80.4830 79.4910 54.5000 55.3000
U1-U4 106.9130 105.4860 89.3340 90.6690
U2-U3 36.5910 36.0900 64.3000 65.3000
U2-U4 80.0440 79.3340 111.7240 113.2710
U3-U4 61.5030 61.3600 137.7050 139.1900
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 60863.40293377
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GQC J2133-5100
HIERARCH ESO INS SOBJ NAME GQC_J2133-5100
RA 323.270672
DEC -51.01675
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 44.863
HIERARCH ESO ISS PBL12 END 44.382
HIERARCH ESO ISS PBLA12 START 46.5
HIERARCH ESO ISS PBLA12 END 47.3
HIERARCH ESO ISS PBL13 START 80.483
HIERARCH ESO ISS PBL13 END 79.491
HIERARCH ESO ISS PBLA13 START 54.5
HIERARCH ESO ISS PBLA13 END 55.3
HIERARCH ESO ISS PBL14 START 106.913
HIERARCH ESO ISS PBL14 END 105.486
HIERARCH ESO ISS PBLA14 START 89.334
HIERARCH ESO ISS PBLA14 END 90.669
HIERARCH ESO ISS PBL23 START 36.591
HIERARCH ESO ISS PBL23 END 36.09
HIERARCH ESO ISS PBLA23 START 64.3
HIERARCH ESO ISS PBLA23 END 65.3
HIERARCH ESO ISS PBL24 START 80.044
HIERARCH ESO ISS PBL24 END 79.334
HIERARCH ESO ISS PBLA24 START 111.724
HIERARCH ESO ISS PBLA24 END 113.271
HIERARCH ESO ISS PBL34 START 61.503
HIERARCH ESO ISS PBL34 END 61.36
HIERARCH ESO ISS PBLA34 START 137.705
HIERARCH ESO ISS PBLA34 END 139.19
HIERARCH ESO ISS AMBI TAU0 START 0.005631
HIERARCH ESO ISS AMBI TAU0 END 0.006322
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.5
HIERARCH ESO FT ROBJ NAME TYC_8435-201-1
HIERARCH ESO FT ROBJ ALPHA 213305.577
HIERARCH ESO FT ROBJ DELTA -510103.071