Exposure
ID
GRAVI.2023-12-31T04:08:44.809_1
Header ID
GRAVI.2023-12-31T04:08:44.809
Date updated
2023-12-31 04:25:33 UTC+0000
Release date
2024-12-31 04:25:32 UTC+0000
UTC Start
2023-12-31 04:08:44.809
UTC End
2023-12-31 04:15:24.809
MJD Start
60309.17274084
MJD End
60309.1773704696
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.003171
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.88
Observation
ID
58110
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
43029
Name
GQC_J0420+0619
RA
65.145908
DEC
6.3221
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 54.9410 55.1660 35.0000 35.2000
U1-U3 100.9360 101.2560 40.1000 40.1000
U1-U4 128.9330 128.4040 61.8460 61.5260
U2-U3 46.4670 46.5440 46.1000 46.0000
U2-U4 83.6510 82.6780 79.0770 78.7530
U3-U4 51.3040 50.2640 108.5770 108.7800
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 60309.17274084
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GQC J0420+0619
HIERARCH ESO INS SOBJ NAME GQC_J0420+0619
RA 65.145908
DEC 6.3221
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 54.941
HIERARCH ESO ISS PBL12 END 55.166
HIERARCH ESO ISS PBLA12 START 35.0
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 100.936
HIERARCH ESO ISS PBL13 END 101.256
HIERARCH ESO ISS PBLA13 START 40.1
HIERARCH ESO ISS PBLA13 END 40.1
HIERARCH ESO ISS PBL14 START 128.933
HIERARCH ESO ISS PBL14 END 128.404
HIERARCH ESO ISS PBLA14 START 61.846
HIERARCH ESO ISS PBLA14 END 61.526
HIERARCH ESO ISS PBL23 START 46.467
HIERARCH ESO ISS PBL23 END 46.544
HIERARCH ESO ISS PBLA23 START 46.1
HIERARCH ESO ISS PBLA23 END 46.0
HIERARCH ESO ISS PBL24 START 83.651
HIERARCH ESO ISS PBL24 END 82.678
HIERARCH ESO ISS PBLA24 START 79.077
HIERARCH ESO ISS PBLA24 END 78.753
HIERARCH ESO ISS PBL34 START 51.304
HIERARCH ESO ISS PBL34 END 50.264
HIERARCH ESO ISS PBLA34 START 108.577
HIERARCH ESO ISS PBLA34 END 108.78
HIERARCH ESO ISS AMBI TAU0 START 0.00279
HIERARCH ESO ISS AMBI TAU0 END 0.003552
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.92
HIERARCH ESO FT ROBJ NAME UCAC4_482-006773
HIERARCH ESO FT ROBJ ALPHA 042034.605
HIERARCH ESO FT ROBJ DELTA 061921.971