Exposure
ID
GRAVI.2025-11-16T06:52:53.609_1
Header ID
GRAVI.2025-11-16T06:52:53.609
Date updated
2025-11-16 07:05:58 UTC+0000
Release date
2025-11-16 06:52:53 UTC+0000
UTC Start
2025-11-16 06:52:53.609
UTC End
2025-11-16 06:56:05.609
MJD Start
60995.28673159
MJD End
60995.288953812225
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.002652
Ambient temperature (°C)
11.29
Seeing (arcsec)
0.645
Observation
ID
71781
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 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.3240 24.3930 134.3000 134.5000
A0-D0 30.5810 30.6950 59.1000 59.7000
A0-C1 21.2440 21.3480 106.6680 107.0170
B2-D0 33.8430 33.8520 15.1000 15.6000
B2-C1 11.2740 11.2770 15.0830 15.5720
D0-C1 22.5700 22.5760 195.1430 195.6320
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 60995.28673159
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 24.324
HIERARCH ESO ISS PBL12 END 24.393
HIERARCH ESO ISS PBLA12 START 134.3
HIERARCH ESO ISS PBLA12 END 134.5
HIERARCH ESO ISS PBL13 START 30.581
HIERARCH ESO ISS PBL13 END 30.695
HIERARCH ESO ISS PBLA13 START 59.1
HIERARCH ESO ISS PBLA13 END 59.7
HIERARCH ESO ISS PBL14 START 21.244
HIERARCH ESO ISS PBL14 END 21.348
HIERARCH ESO ISS PBLA14 START 106.668
HIERARCH ESO ISS PBLA14 END 107.017
HIERARCH ESO ISS PBL23 START 33.843
HIERARCH ESO ISS PBL23 END 33.852
HIERARCH ESO ISS PBLA23 START 15.1
HIERARCH ESO ISS PBLA23 END 15.6
HIERARCH ESO ISS PBL24 START 11.274
HIERARCH ESO ISS PBL24 END 11.277
HIERARCH ESO ISS PBLA24 START 15.083
HIERARCH ESO ISS PBLA24 END 15.572
HIERARCH ESO ISS PBL34 START 22.57
HIERARCH ESO ISS PBL34 END 22.576
HIERARCH ESO ISS PBLA34 START 195.143
HIERARCH ESO ISS PBLA34 END 195.632
HIERARCH ESO ISS AMBI TAU0 START 0.002847
HIERARCH ESO ISS AMBI TAU0 END 0.002457
HIERARCH ESO ISS AMBI TEMP 11.29
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.75