Exposure
ID
GRAVI.2025-04-06T05:37:02.995_1
Header ID
GRAVI.2025-04-06T05:37:02.995
Date updated
2025-04-06 05:50:54 UTC+0000
Release date
2025-04-06 05:37:02 UTC+0000
UTC Start
2025-04-06 05:37:02.995
UTC End
2025-04-06 05:40:14.995
MJD Start
60771.23406244
MJD End
60771.23628466223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.002502
Ambient temperature (°C)
14.26
Seeing (arcsec)
0.64
Observation
ID
66036
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
49157
Name
HD_168592
RA
275.574244
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 15.5300 15.7500 118.5000 118.7000
A0-D0 26.9810 27.0440 16.5000 17.5000
A0-C1 12.2120 12.4400 72.4820 73.3820
B2-D0 33.8220 33.8280 349.8000 350.3000
B2-C1 11.2660 11.2680 349.7600 350.2760
D0-C1 22.5560 22.5600 169.7940 170.3110
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 60771.23406244
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 168592
HIERARCH ESO INS SOBJ NAME HD_168592
RA 275.574244
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 15.53
HIERARCH ESO ISS PBL12 END 15.75
HIERARCH ESO ISS PBLA12 START 118.5
HIERARCH ESO ISS PBLA12 END 118.7
HIERARCH ESO ISS PBL13 START 26.981
HIERARCH ESO ISS PBL13 END 27.044
HIERARCH ESO ISS PBLA13 START 16.5
HIERARCH ESO ISS PBLA13 END 17.5
HIERARCH ESO ISS PBL14 START 12.212
HIERARCH ESO ISS PBL14 END 12.44
HIERARCH ESO ISS PBLA14 START 72.482
HIERARCH ESO ISS PBLA14 END 73.382
HIERARCH ESO ISS PBL23 START 33.822
HIERARCH ESO ISS PBL23 END 33.828
HIERARCH ESO ISS PBLA23 START 349.8
HIERARCH ESO ISS PBLA23 END 350.3
HIERARCH ESO ISS PBL24 START 11.266
HIERARCH ESO ISS PBL24 END 11.268
HIERARCH ESO ISS PBLA24 START 349.76
HIERARCH ESO ISS PBLA24 END 350.276
HIERARCH ESO ISS PBL34 START 22.556
HIERARCH ESO ISS PBL34 END 22.56
HIERARCH ESO ISS PBLA34 START 169.794
HIERARCH ESO ISS PBLA34 END 170.311
HIERARCH ESO ISS AMBI TAU0 START 0.002527
HIERARCH ESO ISS AMBI TAU0 END 0.002477
HIERARCH ESO ISS AMBI TEMP 14.26
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.63