Exposure
ID
GRAVI.2025-11-24T05:18:05.789_1
Header ID
GRAVI.2025-11-24T05:18:05.789
Date updated
2025-11-24 05:31:14 UTC+0000
Release date
2025-11-24 05:18:05 UTC+0000
UTC Start
2025-11-24 05:18:05.789
UTC End
2025-11-24 05:21:17.789
MJD Start
61003.22090034
MJD End
61003.22312256222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0048094999999999995
Ambient temperature (°C)
14.43
Seeing (arcsec)
0.645
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 44.9460 45.1180 139.4000 139.6000
A0-D0 28.1360 28.2980 48.1000 48.9000
A0-G1 75.2650 75.9660 100.8980 101.2310
B5-D0 53.5490 53.5560 351.1000 351.5000
B5-G1 48.9030 49.3150 65.9760 66.6230
D0-G1 62.3890 62.8110 121.9350 122.1290
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 61003.22090034
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 44.946
HIERARCH ESO ISS PBL12 END 45.118
HIERARCH ESO ISS PBLA12 START 139.4
HIERARCH ESO ISS PBLA12 END 139.6
HIERARCH ESO ISS PBL13 START 28.136
HIERARCH ESO ISS PBL13 END 28.298
HIERARCH ESO ISS PBLA13 START 48.1
HIERARCH ESO ISS PBLA13 END 48.9
HIERARCH ESO ISS PBL14 START 75.265
HIERARCH ESO ISS PBL14 END 75.966
HIERARCH ESO ISS PBLA14 START 100.898
HIERARCH ESO ISS PBLA14 END 101.231
HIERARCH ESO ISS PBL23 START 53.549
HIERARCH ESO ISS PBL23 END 53.556
HIERARCH ESO ISS PBLA23 START 351.1
HIERARCH ESO ISS PBLA23 END 351.5
HIERARCH ESO ISS PBL24 START 48.903
HIERARCH ESO ISS PBL24 END 49.315
HIERARCH ESO ISS PBLA24 START 65.976
HIERARCH ESO ISS PBLA24 END 66.623
HIERARCH ESO ISS PBL34 START 62.389
HIERARCH ESO ISS PBL34 END 62.811
HIERARCH ESO ISS PBLA34 START 121.935
HIERARCH ESO ISS PBLA34 END 122.129
HIERARCH ESO ISS AMBI TAU0 START 0.004068
HIERARCH ESO ISS AMBI TAU0 END 0.005551
HIERARCH ESO ISS AMBI TEMP 14.43
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.52