Exposure
ID
GRAVI.2023-12-31T02:40:26.584_1
Header ID
GRAVI.2023-12-31T02:40:26.584
Date updated
2023-12-31 02:55:35 UTC+0000
Release date
2024-12-31 02:55:35 UTC+0000
UTC Start
2023-12-31 02:40:26.584
UTC End
2023-12-31 02:47:06.584
MJD Start
60309.1114188
MJD End
60309.1160484296
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.005817
Ambient temperature (°C)
14.81
Seeing (arcsec)
0.58
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 50.9160 51.2940 30.8000 31.3000
U1-U3 93.8020 94.5450 37.4000 37.8000
U1-U4 127.5510 128.2150 64.0160 63.9680
U2-U3 43.6140 43.9580 45.1000 45.3000
U2-U4 89.4160 89.4220 82.1930 82.0000
U3-U4 60.6490 60.1920 107.9140 107.8600
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 60309.1114188
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 50.916
HIERARCH ESO ISS PBL12 END 51.294
HIERARCH ESO ISS PBLA12 START 30.8
HIERARCH ESO ISS PBLA12 END 31.3
HIERARCH ESO ISS PBL13 START 93.802
HIERARCH ESO ISS PBL13 END 94.545
HIERARCH ESO ISS PBLA13 START 37.4
HIERARCH ESO ISS PBLA13 END 37.8
HIERARCH ESO ISS PBL14 START 127.551
HIERARCH ESO ISS PBL14 END 128.215
HIERARCH ESO ISS PBLA14 START 64.016
HIERARCH ESO ISS PBLA14 END 63.968
HIERARCH ESO ISS PBL23 START 43.614
HIERARCH ESO ISS PBL23 END 43.958
HIERARCH ESO ISS PBLA23 START 45.1
HIERARCH ESO ISS PBLA23 END 45.3
HIERARCH ESO ISS PBL24 START 89.416
HIERARCH ESO ISS PBL24 END 89.422
HIERARCH ESO ISS PBLA24 START 82.193
HIERARCH ESO ISS PBLA24 END 82.0
HIERARCH ESO ISS PBL34 START 60.649
HIERARCH ESO ISS PBL34 END 60.192
HIERARCH ESO ISS PBLA34 START 107.914
HIERARCH ESO ISS PBLA34 END 107.86
HIERARCH ESO ISS AMBI TAU0 START 0.005431
HIERARCH ESO ISS AMBI TAU0 END 0.006203
HIERARCH ESO ISS AMBI TEMP 14.81
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.56
HIERARCH ESO FT ROBJ NAME UCAC4_482-006773
HIERARCH ESO FT ROBJ ALPHA 042034.605
HIERARCH ESO FT ROBJ DELTA 061921.971