Exposure
ID
GRAVI.2023-09-28T07:43:58.389_1
Header ID
GRAVI.2023-09-28T07:43:58.389
Date updated
2023-09-28 08:00:39 UTC+0000
Release date
2024-09-28 08:00:39 UTC+0000
UTC Start
2023-09-28 07:43:58.389
UTC End
2023-09-28 07:50:38.389
MJD Start
60215.32220358
MJD End
60215.32683320963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0039995
Ambient temperature (°C)
12.06
Seeing (arcsec)
0.7050000000000001
Observation
ID
57128
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
42350
Name
GQC_J0420+0619
RA
65.145647
DEC
6.32239
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 47.1740 47.5650 24.3000 25.1000
U1-U3 85.8110 86.7030 31.8000 32.6000
U1-U4 116.6630 118.1860 63.3300 63.5080
U2-U3 39.5400 40.0260 40.9000 41.5000
U2-U4 85.3730 86.1350 83.7070 83.5700
U3-U4 62.4430 62.4710 109.1960 108.9930
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 60215.32220358
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GQC J0420+0619
HIERARCH ESO INS SOBJ NAME GQC_J0420+0619
RA 65.145647
DEC 6.32239
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 47.174
HIERARCH ESO ISS PBL12 END 47.565
HIERARCH ESO ISS PBLA12 START 24.3
HIERARCH ESO ISS PBLA12 END 25.1
HIERARCH ESO ISS PBL13 START 85.811
HIERARCH ESO ISS PBL13 END 86.703
HIERARCH ESO ISS PBLA13 START 31.8
HIERARCH ESO ISS PBLA13 END 32.6
HIERARCH ESO ISS PBL14 START 116.663
HIERARCH ESO ISS PBL14 END 118.186
HIERARCH ESO ISS PBLA14 START 63.33
HIERARCH ESO ISS PBLA14 END 63.508
HIERARCH ESO ISS PBL23 START 39.54
HIERARCH ESO ISS PBL23 END 40.026
HIERARCH ESO ISS PBLA23 START 40.9
HIERARCH ESO ISS PBLA23 END 41.5
HIERARCH ESO ISS PBL24 START 85.373
HIERARCH ESO ISS PBL24 END 86.135
HIERARCH ESO ISS PBLA24 START 83.707
HIERARCH ESO ISS PBLA24 END 83.57
HIERARCH ESO ISS PBL34 START 62.443
HIERARCH ESO ISS PBL34 END 62.471
HIERARCH ESO ISS PBLA34 START 109.196
HIERARCH ESO ISS PBLA34 END 108.993
HIERARCH ESO ISS AMBI TAU0 START 0.003954
HIERARCH ESO ISS AMBI TAU0 END 0.004045
HIERARCH ESO ISS AMBI TEMP 12.06
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.8
HIERARCH ESO FT ROBJ NAME UCAC4_482-006773
HIERARCH ESO FT ROBJ ALPHA 042034.605
HIERARCH ESO FT ROBJ DELTA 061921.971