Exposure
ID
GRAVI.2023-11-29T03:05:09.924_1
Header ID
GRAVI.2023-11-29T03:05:09.924
Date updated
2023-11-29 03:20:17 UTC+0000
Release date
2024-11-29 03:20:17 UTC+0000
UTC Start
2023-11-29 03:05:09.924
UTC End
2023-11-29 03:11:49.924
MJD Start
60277.12858708
MJD End
60277.133216709626
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.012418499999999999
Ambient temperature (°C)
16.19
Seeing (arcsec)
0.5
Observation
ID
57769
Category
science
Program ID
111.24ZN.001
Program Title
THE FIRST Z=2 SMBH MASSES WITH GRAVITY-WIDE
Program Type
Normal
PI / COI
SHIMIZU / SHANGGUAN / DAVIES / STURM / HOENIG / PAUMARD / MILLOUR / DEXTER / EISENHAUER / SANTOS / DE ZEEUW / CAO / FORSTER SCHREIBER / LEFTLEY / LE BOUQUIN
Target
ID
42803
Name
GQC_J0420+0619
RA
65.145732
DEC
6.32244
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 45.3190 45.6680 19.5000 20.6000
U1-U3 81.3430 82.2180 27.4000 28.4000
U1-U4 107.7890 109.7050 61.9660 62.3060
U2-U3 36.9840 37.5020 37.2000 38.0000
U2-U4 80.3750 81.5200 84.3250 84.2130
U3-U4 61.5320 61.8140 110.4800 110.1890
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24ZN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60277.12858708
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GQC J0420+0619
HIERARCH ESO INS SOBJ NAME GQC_J0420+0619
RA 65.145732
DEC 6.32244
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 45.319
HIERARCH ESO ISS PBL12 END 45.668
HIERARCH ESO ISS PBLA12 START 19.5
HIERARCH ESO ISS PBLA12 END 20.6
HIERARCH ESO ISS PBL13 START 81.343
HIERARCH ESO ISS PBL13 END 82.218
HIERARCH ESO ISS PBLA13 START 27.4
HIERARCH ESO ISS PBLA13 END 28.4
HIERARCH ESO ISS PBL14 START 107.789
HIERARCH ESO ISS PBL14 END 109.705
HIERARCH ESO ISS PBLA14 START 61.966
HIERARCH ESO ISS PBLA14 END 62.306
HIERARCH ESO ISS PBL23 START 36.984
HIERARCH ESO ISS PBL23 END 37.502
HIERARCH ESO ISS PBLA23 START 37.2
HIERARCH ESO ISS PBLA23 END 38.0
HIERARCH ESO ISS PBL24 START 80.375
HIERARCH ESO ISS PBL24 END 81.52
HIERARCH ESO ISS PBLA24 START 84.325
HIERARCH ESO ISS PBLA24 END 84.213
HIERARCH ESO ISS PBL34 START 61.532
HIERARCH ESO ISS PBL34 END 61.814
HIERARCH ESO ISS PBLA34 START 110.48
HIERARCH ESO ISS PBLA34 END 110.189
HIERARCH ESO ISS AMBI TAU0 START 0.014642
HIERARCH ESO ISS AMBI TAU0 END 0.010195
HIERARCH ESO ISS AMBI TEMP 16.19
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.59
HIERARCH ESO FT ROBJ NAME UCAC4_482-006773
HIERARCH ESO FT ROBJ ALPHA 042034.605
HIERARCH ESO FT ROBJ DELTA 061921.971