Exposure
ID
GRAVI.2023-11-29T02:49:33.884_1
Header ID
GRAVI.2023-11-29T02:49:33.884
Date updated
2023-11-29 03:05:16 UTC+0000
Release date
2024-11-29 03:05:16 UTC+0000
UTC Start
2023-11-29 02:49:33.884
UTC End
2023-11-29 02:56:13.884
MJD Start
60277.11775329
MJD End
60277.122382919624
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.013565
Ambient temperature (°C)
16.18
Seeing (arcsec)
0.45999999999999996
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 44.5880 44.9050 17.2000 18.2000
U1-U3 79.4400 80.2770 25.1000 26.2000
U1-U4 103.2550 105.3150 61.0630 61.4910
U2-U3 35.8200 36.3380 35.1000 36.0000
U2-U4 77.5540 78.8550 84.5590 84.4580
U3-U4 60.7270 61.1150 111.2010 110.8680
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 60277.11775329
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 44.588
HIERARCH ESO ISS PBL12 END 44.905
HIERARCH ESO ISS PBLA12 START 17.2
HIERARCH ESO ISS PBLA12 END 18.2
HIERARCH ESO ISS PBL13 START 79.44
HIERARCH ESO ISS PBL13 END 80.277
HIERARCH ESO ISS PBLA13 START 25.1
HIERARCH ESO ISS PBLA13 END 26.2
HIERARCH ESO ISS PBL14 START 103.255
HIERARCH ESO ISS PBL14 END 105.315
HIERARCH ESO ISS PBLA14 START 61.063
HIERARCH ESO ISS PBLA14 END 61.491
HIERARCH ESO ISS PBL23 START 35.82
HIERARCH ESO ISS PBL23 END 36.338
HIERARCH ESO ISS PBLA23 START 35.1
HIERARCH ESO ISS PBLA23 END 36.0
HIERARCH ESO ISS PBL24 START 77.554
HIERARCH ESO ISS PBL24 END 78.855
HIERARCH ESO ISS PBLA24 START 84.559
HIERARCH ESO ISS PBLA24 END 84.458
HIERARCH ESO ISS PBL34 START 60.727
HIERARCH ESO ISS PBL34 END 61.115
HIERARCH ESO ISS PBLA34 START 111.201
HIERARCH ESO ISS PBLA34 END 110.868
HIERARCH ESO ISS AMBI TAU0 START 0.013796
HIERARCH ESO ISS AMBI TAU0 END 0.013334
HIERARCH ESO ISS AMBI TEMP 16.18
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.41
HIERARCH ESO FT ROBJ NAME UCAC4_482-006773
HIERARCH ESO FT ROBJ ALPHA 042034.605
HIERARCH ESO FT ROBJ DELTA 061921.971