Exposure
ID
GRAVI.2025-05-20T05:24:44.304_1
Header ID
GRAVI.2025-05-20T05:24:44.304
Date updated
2025-05-20 05:36:06 UTC+0000
Release date
2025-05-20 05:24:44 UTC+0000
UTC Start
2025-05-20 05:24:44.304
UTC End
2025-05-20 05:27:56.304
MJD Start
60815.22551278
MJD End
60815.22773500223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.01213
Ambient temperature (°C)
13.84
Seeing (arcsec)
0.365
Observation
ID
66034
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
49155
Name
HD_152636
RA
253.988066
DEC
-33.50683
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 24.9180 24.9550 139.7000 140.1000
A0-D0 31.9940 32.0020 68.2000 68.7000
A0-C1 22.4000 22.4370 112.9120 113.3840
B2-D0 33.7440 33.7240 23.8000 24.2000
B2-C1 11.2400 11.2340 23.7300 24.1650
D0-C1 22.5040 22.4900 203.7930 204.2290
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 60815.22551278
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 152636
HIERARCH ESO INS SOBJ NAME HD_152636
RA 253.988066
DEC -33.50683
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 24.918
HIERARCH ESO ISS PBL12 END 24.955
HIERARCH ESO ISS PBLA12 START 139.7
HIERARCH ESO ISS PBLA12 END 140.1
HIERARCH ESO ISS PBL13 START 31.994
HIERARCH ESO ISS PBL13 END 32.002
HIERARCH ESO ISS PBLA13 START 68.2
HIERARCH ESO ISS PBLA13 END 68.7
HIERARCH ESO ISS PBL14 START 22.4
HIERARCH ESO ISS PBL14 END 22.437
HIERARCH ESO ISS PBLA14 START 112.912
HIERARCH ESO ISS PBLA14 END 113.384
HIERARCH ESO ISS PBL23 START 33.744
HIERARCH ESO ISS PBL23 END 33.724
HIERARCH ESO ISS PBLA23 START 23.8
HIERARCH ESO ISS PBLA23 END 24.2
HIERARCH ESO ISS PBL24 START 11.24
HIERARCH ESO ISS PBL24 END 11.234
HIERARCH ESO ISS PBLA24 START 23.73
HIERARCH ESO ISS PBLA24 END 24.165
HIERARCH ESO ISS PBL34 START 22.504
HIERARCH ESO ISS PBL34 END 22.49
HIERARCH ESO ISS PBLA34 START 203.793
HIERARCH ESO ISS PBLA34 END 204.229
HIERARCH ESO ISS AMBI TAU0 START 0.01213
HIERARCH ESO ISS AMBI TAU0 END 0.01213
HIERARCH ESO ISS AMBI TEMP 13.84
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.35