Exposure
ID
GRAVI.2025-01-07T05:47:15.477_1
Header ID
GRAVI.2025-01-07T05:47:15.477
Date updated
2025-01-07 06:00:44 UTC+0000
Release date
2025-01-07 05:47:15 UTC+0000
UTC Start
2025-01-07 05:47:15.477
UTC End
2025-01-07 05:53:15.477
MJD Start
60682.24115135
MJD End
60682.24531801666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0086645
Ambient temperature (°C)
15.39
Seeing (arcsec)
0.63
Observation
ID
63109
Category
calibrator
Program ID
114.27PY.001
Program Title
IS THE STELLAR QUADRUPLE HD 74438 A CANDIDATE PROGENITOR OF SN IA?
Program Type
Normal
PI / COI
MERLE / JORISSEN / LIBERT / MÉRAND / PALADINI / VAN ECK
Target
ID
47019
Name
HD_72518
RA
127.776733
DEC
-51.77415
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 44.0240 44.2170 146.2000 147.0000
A0-J2 128.9110 129.0490 89.0000 90.2000
A0-J6 156.2160 155.7020 26.3210 27.1870
B5-J2 111.3900 111.1890 69.6000 70.8000
B5-J6 182.1810 181.8040 14.2250 15.0110
J2-J6 150.0830 150.5830 336.5920 337.3850
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27PY.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60682.24115135
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 72518
HIERARCH ESO INS SOBJ NAME HD_72518
RA 127.776733
DEC -51.77415
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 36
HIERARCH ESO ISS PBL12 START 44.024
HIERARCH ESO ISS PBL12 END 44.217
HIERARCH ESO ISS PBLA12 START 146.2
HIERARCH ESO ISS PBLA12 END 147.0
HIERARCH ESO ISS PBL13 START 128.911
HIERARCH ESO ISS PBL13 END 129.049
HIERARCH ESO ISS PBLA13 START 89.0
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 156.216
HIERARCH ESO ISS PBL14 END 155.702
HIERARCH ESO ISS PBLA14 START 26.321
HIERARCH ESO ISS PBLA14 END 27.187
HIERARCH ESO ISS PBL23 START 111.39
HIERARCH ESO ISS PBL23 END 111.189
HIERARCH ESO ISS PBLA23 START 69.6
HIERARCH ESO ISS PBLA23 END 70.8
HIERARCH ESO ISS PBL24 START 182.181
HIERARCH ESO ISS PBL24 END 181.804
HIERARCH ESO ISS PBLA24 START 14.225
HIERARCH ESO ISS PBLA24 END 15.011
HIERARCH ESO ISS PBL34 START 150.083
HIERARCH ESO ISS PBL34 END 150.583
HIERARCH ESO ISS PBLA34 START 336.592
HIERARCH ESO ISS PBLA34 END 337.385
HIERARCH ESO ISS AMBI TAU0 START 0.007661
HIERARCH ESO ISS AMBI TAU0 END 0.009668
HIERARCH ESO ISS AMBI TEMP 15.39
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.61