Exposure
ID
GRAVI.2025-06-24T04:15:55.025_1
Header ID
GRAVI.2025-06-24T04:15:55.025
Date updated
2025-06-24 04:31:08 UTC+0000
Release date
2025-06-24 04:15:55 UTC+0000
UTC Start
2025-06-24 04:15:55.025
UTC End
2025-06-24 04:19:07.025
MJD Start
60850.1777202
MJD End
60850.179942422226
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.005896500000000001
Ambient temperature (°C)
11.24
Seeing (arcsec)
0.495
Observation
ID
68226
Category
calibrator
Program ID
115.27VK.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
Target
ID
50709
Name
HD_168592
RA
275.57424
DEC
-38.65706
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 24.3060 24.3660 137.0000 137.4000
A0-D0 31.9700 31.9850 65.4000 66.0000
A0-C1 22.0250 22.0850 109.6760 110.1980
B2-D0 33.4790 33.4520 21.9000 22.4000
B2-C1 11.1520 11.1430 21.8560 22.3220
D0-C1 22.3270 22.3090 201.9190 202.3850
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VK.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60850.1777202
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 168592
HIERARCH ESO INS SOBJ NAME HD_168592
RA 275.57424
DEC -38.65706
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 24.306
HIERARCH ESO ISS PBL12 END 24.366
HIERARCH ESO ISS PBLA12 START 137.0
HIERARCH ESO ISS PBLA12 END 137.4
HIERARCH ESO ISS PBL13 START 31.97
HIERARCH ESO ISS PBL13 END 31.985
HIERARCH ESO ISS PBLA13 START 65.4
HIERARCH ESO ISS PBLA13 END 66.0
HIERARCH ESO ISS PBL14 START 22.025
HIERARCH ESO ISS PBL14 END 22.085
HIERARCH ESO ISS PBLA14 START 109.676
HIERARCH ESO ISS PBLA14 END 110.198
HIERARCH ESO ISS PBL23 START 33.479
HIERARCH ESO ISS PBL23 END 33.452
HIERARCH ESO ISS PBLA23 START 21.9
HIERARCH ESO ISS PBLA23 END 22.4
HIERARCH ESO ISS PBL24 START 11.152
HIERARCH ESO ISS PBL24 END 11.143
HIERARCH ESO ISS PBLA24 START 21.856
HIERARCH ESO ISS PBLA24 END 22.322
HIERARCH ESO ISS PBL34 START 22.327
HIERARCH ESO ISS PBL34 END 22.309
HIERARCH ESO ISS PBLA34 START 201.919
HIERARCH ESO ISS PBLA34 END 202.385
HIERARCH ESO ISS AMBI TAU0 START 0.005878
HIERARCH ESO ISS AMBI TAU0 END 0.005915
HIERARCH ESO ISS AMBI TEMP 11.24
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.52