Exposure
ID
GRAVI.2025-11-24T04:13:02.624_1
Header ID
GRAVI.2025-11-24T04:13:02.624
Date updated
2025-11-24 04:25:52 UTC+0000
Release date
2025-11-24 04:13:02 UTC+0000
UTC Start
2025-11-24 04:13:02.624
UTC End
2025-11-24 04:16:14.624
MJD Start
61003.17572481
MJD End
61003.17794703222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.003057
Ambient temperature (°C)
14.11
Seeing (arcsec)
0.775
Observation
ID
71845
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
53286
Name
HD_50235
RA
102.715461
DEC
-34.36731
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 41.2570 41.4960 135.6000 135.8000
A0-D0 28.1180 28.2460 38.8000 39.6000
A0-G1 67.8850 68.6770 92.3210 92.8150
B5-D0 52.6170 52.6460 347.6000 348.0000
B5-G1 47.2380 47.6120 55.5470 56.3760
D0-G1 55.9590 56.4890 116.1680 116.4250
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 61003.17572481
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 50235
HIERARCH ESO INS SOBJ NAME HD_50235
RA 102.715461
DEC -34.36731
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 41.257
HIERARCH ESO ISS PBL12 END 41.496
HIERARCH ESO ISS PBLA12 START 135.6
HIERARCH ESO ISS PBLA12 END 135.8
HIERARCH ESO ISS PBL13 START 28.118
HIERARCH ESO ISS PBL13 END 28.246
HIERARCH ESO ISS PBLA13 START 38.8
HIERARCH ESO ISS PBLA13 END 39.6
HIERARCH ESO ISS PBL14 START 67.885
HIERARCH ESO ISS PBL14 END 68.677
HIERARCH ESO ISS PBLA14 START 92.321
HIERARCH ESO ISS PBLA14 END 92.815
HIERARCH ESO ISS PBL23 START 52.617
HIERARCH ESO ISS PBL23 END 52.646
HIERARCH ESO ISS PBLA23 START 347.6
HIERARCH ESO ISS PBLA23 END 348.0
HIERARCH ESO ISS PBL24 START 47.238
HIERARCH ESO ISS PBL24 END 47.612
HIERARCH ESO ISS PBLA24 START 55.547
HIERARCH ESO ISS PBLA24 END 56.376
HIERARCH ESO ISS PBL34 START 55.959
HIERARCH ESO ISS PBL34 END 56.489
HIERARCH ESO ISS PBLA34 START 116.168
HIERARCH ESO ISS PBLA34 END 116.425
HIERARCH ESO ISS AMBI TAU0 START 0.003289
HIERARCH ESO ISS AMBI TAU0 END 0.002825
HIERARCH ESO ISS AMBI TEMP 14.11
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.78