Exposure
ID
GRAVI.2023-11-29T03:12:24.943_1
Header ID
GRAVI.2023-11-29T03:12:24.943
Date updated
2023-11-29 03:30:19 UTC+0000
Release date
2024-11-29 03:30:18 UTC+0000
UTC Start
2023-11-29 03:12:24.943
UTC End
2023-11-29 03:19:04.943
MJD Start
60277.13362202
MJD End
60277.13825164963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0098215
Ambient temperature (°C)
15.66
Seeing (arcsec)
0.5349999999999999
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 45.6840 46.0420 20.6000 21.6000
U1-U3 82.2560 83.1370 28.4000 29.4000
U1-U4 109.7860 111.6180 62.3200 62.6210
U2-U3 37.5240 38.0360 38.0000 38.8000
U2-U4 81.5670 82.6300 84.2080 84.0910
U3-U4 61.8250 62.0540 110.1770 109.9070
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 60277.13362202
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 45.684
HIERARCH ESO ISS PBL12 END 46.042
HIERARCH ESO ISS PBLA12 START 20.6
HIERARCH ESO ISS PBLA12 END 21.6
HIERARCH ESO ISS PBL13 START 82.256
HIERARCH ESO ISS PBL13 END 83.137
HIERARCH ESO ISS PBLA13 START 28.4
HIERARCH ESO ISS PBLA13 END 29.4
HIERARCH ESO ISS PBL14 START 109.786
HIERARCH ESO ISS PBL14 END 111.618
HIERARCH ESO ISS PBLA14 START 62.32
HIERARCH ESO ISS PBLA14 END 62.621
HIERARCH ESO ISS PBL23 START 37.524
HIERARCH ESO ISS PBL23 END 38.036
HIERARCH ESO ISS PBLA23 START 38.0
HIERARCH ESO ISS PBLA23 END 38.8
HIERARCH ESO ISS PBL24 START 81.567
HIERARCH ESO ISS PBL24 END 82.63
HIERARCH ESO ISS PBLA24 START 84.208
HIERARCH ESO ISS PBLA24 END 84.091
HIERARCH ESO ISS PBL34 START 61.825
HIERARCH ESO ISS PBL34 END 62.054
HIERARCH ESO ISS PBLA34 START 110.177
HIERARCH ESO ISS PBLA34 END 109.907
HIERARCH ESO ISS AMBI TAU0 START 0.010195
HIERARCH ESO ISS AMBI TAU0 END 0.009448
HIERARCH ESO ISS AMBI TEMP 15.66
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.48
HIERARCH ESO FT ROBJ NAME UCAC4_482-006773
HIERARCH ESO FT ROBJ ALPHA 042034.605
HIERARCH ESO FT ROBJ DELTA 061921.971