Exposure
ID
GRAVI.2025-11-19T07:25:18.457_1
Header ID
GRAVI.2025-11-19T07:25:18.457
Date updated
2025-11-19 07:35:49 UTC+0000
Release date
2025-11-19 07:25:18 UTC+0000
UTC Start
2025-11-19 07:25:18.457
UTC End
2025-11-19 07:28:30.457
MJD Start
60998.3092414
MJD End
60998.31146362222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.00698
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.7050000000000001
Observation
ID
71781
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 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9770 25.0140 137.9000 138.2000
A0-D0 31.6550 31.7130 65.4000 65.8000
A0-C1 22.2200 22.2750 110.9900 111.3690
B2-D0 33.9270 33.9300 20.8000 21.2000
B2-C1 11.3010 11.3020 20.7190 21.1660
D0-C1 22.6260 22.6280 200.7810 201.2290
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 60998.3092414
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 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 24.977
HIERARCH ESO ISS PBL12 END 25.014
HIERARCH ESO ISS PBLA12 START 137.9
HIERARCH ESO ISS PBLA12 END 138.2
HIERARCH ESO ISS PBL13 START 31.655
HIERARCH ESO ISS PBL13 END 31.713
HIERARCH ESO ISS PBLA13 START 65.4
HIERARCH ESO ISS PBLA13 END 65.8
HIERARCH ESO ISS PBL14 START 22.22
HIERARCH ESO ISS PBL14 END 22.275
HIERARCH ESO ISS PBLA14 START 110.99
HIERARCH ESO ISS PBLA14 END 111.369
HIERARCH ESO ISS PBL23 START 33.927
HIERARCH ESO ISS PBL23 END 33.93
HIERARCH ESO ISS PBLA23 START 20.8
HIERARCH ESO ISS PBLA23 END 21.2
HIERARCH ESO ISS PBL24 START 11.301
HIERARCH ESO ISS PBL24 END 11.302
HIERARCH ESO ISS PBLA24 START 20.719
HIERARCH ESO ISS PBLA24 END 21.166
HIERARCH ESO ISS PBL34 START 22.626
HIERARCH ESO ISS PBL34 END 22.628
HIERARCH ESO ISS PBLA34 START 200.781
HIERARCH ESO ISS PBLA34 END 201.229
HIERARCH ESO ISS AMBI TAU0 START 0.006913
HIERARCH ESO ISS AMBI TAU0 END 0.007047
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.68