Exposure
ID
GRAVI.2025-11-19T07:17:06.437_1
Header ID
GRAVI.2025-11-19T07:17:06.437
Date updated
2025-11-19 07:31:03 UTC+0000
Release date
2025-11-19 07:17:06 UTC+0000
UTC Start
2025-11-19 07:17:06.437
UTC End
2025-11-19 07:20:18.437
MJD Start
60998.30354672
MJD End
60998.30576894223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.006239
Ambient temperature (°C)
13.34
Seeing (arcsec)
0.8300000000000001
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 24.8840 24.9280 137.2000 137.5000
A0-D0 31.5060 31.5760 64.3000 64.8000
A0-C1 22.0840 22.1480 110.1560 110.5280
B2-D0 33.9170 33.9220 19.7000 20.2000
B2-C1 11.2980 11.3000 19.7090 20.1640
D0-C1 22.6190 22.6220 199.7710 200.2260
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 60998.30354672
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 24.884
HIERARCH ESO ISS PBL12 END 24.928
HIERARCH ESO ISS PBLA12 START 137.2
HIERARCH ESO ISS PBLA12 END 137.5
HIERARCH ESO ISS PBL13 START 31.506
HIERARCH ESO ISS PBL13 END 31.576
HIERARCH ESO ISS PBLA13 START 64.3
HIERARCH ESO ISS PBLA13 END 64.8
HIERARCH ESO ISS PBL14 START 22.084
HIERARCH ESO ISS PBL14 END 22.148
HIERARCH ESO ISS PBLA14 START 110.156
HIERARCH ESO ISS PBLA14 END 110.528
HIERARCH ESO ISS PBL23 START 33.917
HIERARCH ESO ISS PBL23 END 33.922
HIERARCH ESO ISS PBLA23 START 19.7
HIERARCH ESO ISS PBLA23 END 20.2
HIERARCH ESO ISS PBL24 START 11.298
HIERARCH ESO ISS PBL24 END 11.3
HIERARCH ESO ISS PBLA24 START 19.709
HIERARCH ESO ISS PBLA24 END 20.164
HIERARCH ESO ISS PBL34 START 22.619
HIERARCH ESO ISS PBL34 END 22.622
HIERARCH ESO ISS PBLA34 START 199.771
HIERARCH ESO ISS PBLA34 END 200.226
HIERARCH ESO ISS AMBI TAU0 START 0.006624
HIERARCH ESO ISS AMBI TAU0 END 0.005854
HIERARCH ESO ISS AMBI TEMP 13.34
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.8