Exposure
ID
GRAVI.2025-11-24T05:26:17.811_1
Header ID
GRAVI.2025-11-24T05:26:17.811
Date updated
2025-11-24 05:41:49 UTC+0000
Release date
2025-11-24 05:26:17 UTC+0000
UTC Start
2025-11-24 05:26:17.811
UTC End
2025-11-24 05:29:29.811
MJD Start
61003.22659503
MJD End
61003.228817252224
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0047345
Ambient temperature (°C)
14.68
Seeing (arcsec)
0.59
Observation
ID
71847
Category
calibrator
Program ID
116.28P0.001
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: THE VARIABILITY ACROSS THE MOLECULAR LAYERS AND THE PHOTOSPHERE
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG / ERCOLINO / JANIK
Target
ID
53289
Name
HD_58215
RA
110.86846
DEC
-27.83432
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.3190 45.4800 139.8000 140.0000
A0-D0 28.4910 28.6500 49.7000 50.4000
A0-G1 76.7880 77.4510 101.6290 101.9600
B5-D0 53.5640 53.5700 352.0000 352.3000
B5-G1 49.8020 50.1970 67.3850 68.0050
D0-G1 63.3050 63.7020 122.3700 122.5750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28P0.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61003.22659503
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.86846
DEC -27.83432
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 45.319
HIERARCH ESO ISS PBL12 END 45.48
HIERARCH ESO ISS PBLA12 START 139.8
HIERARCH ESO ISS PBLA12 END 140.0
HIERARCH ESO ISS PBL13 START 28.491
HIERARCH ESO ISS PBL13 END 28.65
HIERARCH ESO ISS PBLA13 START 49.7
HIERARCH ESO ISS PBLA13 END 50.4
HIERARCH ESO ISS PBL14 START 76.788
HIERARCH ESO ISS PBL14 END 77.451
HIERARCH ESO ISS PBLA14 START 101.629
HIERARCH ESO ISS PBLA14 END 101.96
HIERARCH ESO ISS PBL23 START 53.564
HIERARCH ESO ISS PBL23 END 53.57
HIERARCH ESO ISS PBLA23 START 352.0
HIERARCH ESO ISS PBLA23 END 352.3
HIERARCH ESO ISS PBL24 START 49.802
HIERARCH ESO ISS PBL24 END 50.197
HIERARCH ESO ISS PBLA24 START 67.385
HIERARCH ESO ISS PBLA24 END 68.005
HIERARCH ESO ISS PBL34 START 63.305
HIERARCH ESO ISS PBL34 END 63.702
HIERARCH ESO ISS PBLA34 START 122.37
HIERARCH ESO ISS PBLA34 END 122.575
HIERARCH ESO ISS AMBI TAU0 START 0.004677
HIERARCH ESO ISS AMBI TAU0 END 0.004792
HIERARCH ESO ISS AMBI TEMP 14.68
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.61