Exposure
ID
GRAVI.2023-09-28T08:38:13.527_1
Header ID
GRAVI.2023-09-28T08:38:13.527
Date updated
2023-09-28 08:50:44 UTC+0000
Release date
2024-09-28 08:50:43 UTC+0000
UTC Start
2023-09-28 08:38:13.527
UTC End
2023-09-28 08:44:53.527
MJD Start
60215.35987878
MJD End
60215.36450840963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004248
Ambient temperature (°C)
11.75
Seeing (arcsec)
0.63
Observation
ID
57130
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
42352
Name
GQC_J0420+0619
RA
65.145696
DEC
6.32234
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 50.2610 50.6490 29.8000 30.4000
U1-U3 92.4870 93.2710 36.6000 37.1000
U1-U4 126.2100 127.0350 64.0400 64.0280
U2-U3 42.9880 43.3640 44.6000 44.9000
U2-U4 89.2220 89.3640 82.4950 82.3140
U3-U4 61.3070 60.9350 108.0320 107.9510
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 60215.35987878
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GQC J0420+0619
HIERARCH ESO INS SOBJ NAME GQC_J0420+0619
RA 65.145696
DEC 6.32234
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 50.261
HIERARCH ESO ISS PBL12 END 50.649
HIERARCH ESO ISS PBLA12 START 29.8
HIERARCH ESO ISS PBLA12 END 30.4
HIERARCH ESO ISS PBL13 START 92.487
HIERARCH ESO ISS PBL13 END 93.271
HIERARCH ESO ISS PBLA13 START 36.6
HIERARCH ESO ISS PBLA13 END 37.1
HIERARCH ESO ISS PBL14 START 126.21
HIERARCH ESO ISS PBL14 END 127.035
HIERARCH ESO ISS PBLA14 START 64.04
HIERARCH ESO ISS PBLA14 END 64.028
HIERARCH ESO ISS PBL23 START 42.988
HIERARCH ESO ISS PBL23 END 43.364
HIERARCH ESO ISS PBLA23 START 44.6
HIERARCH ESO ISS PBLA23 END 44.9
HIERARCH ESO ISS PBL24 START 89.222
HIERARCH ESO ISS PBL24 END 89.364
HIERARCH ESO ISS PBLA24 START 82.495
HIERARCH ESO ISS PBLA24 END 82.314
HIERARCH ESO ISS PBL34 START 61.307
HIERARCH ESO ISS PBL34 END 60.935
HIERARCH ESO ISS PBLA34 START 108.032
HIERARCH ESO ISS PBLA34 END 107.951
HIERARCH ESO ISS AMBI TAU0 START 0.003715
HIERARCH ESO ISS AMBI TAU0 END 0.004781
HIERARCH ESO ISS AMBI TEMP 11.75
HIERARCH ESO ISS AMBI FWHM START 0.7
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