Exposure
ID
GRAVI.2025-11-19T06:40:30.344_1
Header ID
GRAVI.2025-11-19T06:40:30.344
Date updated
2025-11-19 06:56:48 UTC+0000
Release date
2025-11-19 06:40:30 UTC+0000
UTC Start
2025-11-19 06:40:30.344
UTC End
2025-11-19 06:43:10.344
MJD Start
60998.27812898
MJD End
60998.27998083185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0042875
Ambient temperature (°C)
13.41
Seeing (arcsec)
1.44
Observation
ID
71811
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
53311
Name
eps_Ant
RA
142.308407
DEC
-35.9513
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 18.8370 19.0140 123.1000 123.3000
A0-D0 27.5180 27.6240 30.9000 31.8000
A0-C1 15.2630 15.4720 86.2540 86.8270
B2-D0 33.9300 33.9300 357.3000 357.8000
B2-C1 11.3020 11.3020 357.2270 357.7410
D0-C1 22.6280 22.6280 177.2700 177.7840
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 60998.27812898
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Ant
HIERARCH ESO INS SOBJ NAME eps_Ant
RA 142.308407
DEC -35.9513
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 216.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 160
HIERARCH ESO ISS PBL12 START 18.837
HIERARCH ESO ISS PBL12 END 19.014
HIERARCH ESO ISS PBLA12 START 123.1
HIERARCH ESO ISS PBLA12 END 123.3
HIERARCH ESO ISS PBL13 START 27.518
HIERARCH ESO ISS PBL13 END 27.624
HIERARCH ESO ISS PBLA13 START 30.9
HIERARCH ESO ISS PBLA13 END 31.8
HIERARCH ESO ISS PBL14 START 15.263
HIERARCH ESO ISS PBL14 END 15.472
HIERARCH ESO ISS PBLA14 START 86.254
HIERARCH ESO ISS PBLA14 END 86.827
HIERARCH ESO ISS PBL23 START 33.93
HIERARCH ESO ISS PBL23 END 33.93
HIERARCH ESO ISS PBLA23 START 357.3
HIERARCH ESO ISS PBLA23 END 357.8
HIERARCH ESO ISS PBL24 START 11.302
HIERARCH ESO ISS PBL24 END 11.302
HIERARCH ESO ISS PBLA24 START 357.227
HIERARCH ESO ISS PBLA24 END 357.741
HIERARCH ESO ISS PBL34 START 22.628
HIERARCH ESO ISS PBL34 END 22.628
HIERARCH ESO ISS PBLA34 START 177.27
HIERARCH ESO ISS PBLA34 END 177.784
HIERARCH ESO ISS AMBI TAU0 START 0.003964
HIERARCH ESO ISS AMBI TAU0 END 0.004611
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 1.45
HIERARCH ESO ISS AMBI FWHM END 1.43