Exposure
ID
GRAVI.2025-11-24T05:02:17.749_1
Header ID
GRAVI.2025-11-24T05:02:17.749
Date updated
2025-11-24 05:15:59 UTC+0000
Release date
2025-11-24 05:02:17 UTC+0000
UTC Start
2025-11-24 05:02:17.749
UTC End
2025-11-24 05:05:29.749
MJD Start
61003.20992765
MJD End
61003.212149872226
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0041345
Ambient temperature (°C)
14.27
Seeing (arcsec)
0.72
Observation
ID
71847
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
53289
Name
HD_58215
RA
110.86846
DEC
-27.83432
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 44.1630 44.3540 138.7000 138.9000
A0-D0 27.4310 27.5970 44.9000 45.7000
A0-G1 72.1050 72.8690 99.4870 99.8170
B5-D0 53.5110 53.5210 349.5000 349.9000
B5-G1 47.0840 47.5180 63.0870 63.7840
D0-G1 60.4800 60.9430 121.1750 121.3430
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 61003.20992765
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.86846
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 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 44.163
HIERARCH ESO ISS PBL12 END 44.354
HIERARCH ESO ISS PBLA12 START 138.7
HIERARCH ESO ISS PBLA12 END 138.9
HIERARCH ESO ISS PBL13 START 27.431
HIERARCH ESO ISS PBL13 END 27.597
HIERARCH ESO ISS PBLA13 START 44.9
HIERARCH ESO ISS PBLA13 END 45.7
HIERARCH ESO ISS PBL14 START 72.105
HIERARCH ESO ISS PBL14 END 72.869
HIERARCH ESO ISS PBLA14 START 99.487
HIERARCH ESO ISS PBLA14 END 99.817
HIERARCH ESO ISS PBL23 START 53.511
HIERARCH ESO ISS PBL23 END 53.521
HIERARCH ESO ISS PBLA23 START 349.5
HIERARCH ESO ISS PBLA23 END 349.9
HIERARCH ESO ISS PBL24 START 47.084
HIERARCH ESO ISS PBL24 END 47.518
HIERARCH ESO ISS PBLA24 START 63.087
HIERARCH ESO ISS PBLA24 END 63.784
HIERARCH ESO ISS PBL34 START 60.48
HIERARCH ESO ISS PBL34 END 60.943
HIERARCH ESO ISS PBLA34 START 121.175
HIERARCH ESO ISS PBLA34 END 121.343
HIERARCH ESO ISS AMBI TAU0 START 0.003329
HIERARCH ESO ISS AMBI TAU0 END 0.00494
HIERARCH ESO ISS AMBI TEMP 14.27
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.78