Exposure
ID
GRAVI.2025-01-28T02:40:34.772_1
Header ID
GRAVI.2025-01-28T02:40:34.772
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-01-28 02:40:34 UTC+0000
UTC Start
2025-01-28 02:40:34.772
UTC End
2025-01-28 02:43:46.772
MJD Start
60703.11151356
MJD End
60703.11373578222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0046295
Ambient temperature (°C)
17.07
Seeing (arcsec)
1.15
Observation
ID
62195
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING 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
46266
Name
HD_58215
RA
110.868453
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 24.8800 24.9230 137.1000 137.5000
A0-D0 31.4990 31.5700 64.2000 64.7000
A0-C1 22.0770 22.1420 110.1190 110.4930
B2-D0 33.9170 33.9220 19.7000 20.2000
B2-C1 11.2980 11.3000 19.6640 20.1220
D0-C1 22.6190 22.6220 199.7260 200.1840
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60703.11151356
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.868453
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 24.88
HIERARCH ESO ISS PBL12 END 24.923
HIERARCH ESO ISS PBLA12 START 137.1
HIERARCH ESO ISS PBLA12 END 137.5
HIERARCH ESO ISS PBL13 START 31.499
HIERARCH ESO ISS PBL13 END 31.57
HIERARCH ESO ISS PBLA13 START 64.2
HIERARCH ESO ISS PBLA13 END 64.7
HIERARCH ESO ISS PBL14 START 22.077
HIERARCH ESO ISS PBL14 END 22.142
HIERARCH ESO ISS PBLA14 START 110.119
HIERARCH ESO ISS PBLA14 END 110.493
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 19.664
HIERARCH ESO ISS PBLA24 END 20.122
HIERARCH ESO ISS PBL34 START 22.619
HIERARCH ESO ISS PBL34 END 22.622
HIERARCH ESO ISS PBLA34 START 199.726
HIERARCH ESO ISS PBLA34 END 200.184
HIERARCH ESO ISS AMBI TAU0 START 0.00482
HIERARCH ESO ISS AMBI TAU0 END 0.004439
HIERARCH ESO ISS AMBI TEMP 17.07
HIERARCH ESO ISS AMBI FWHM START 1.1
HIERARCH ESO ISS AMBI FWHM END 1.2