Exposure
ID
GRAVI.2025-03-05T03:47:28.484_1
Header ID
GRAVI.2025-03-05T03:47:28.484
Date updated
2025-03-05 04:00:42 UTC+0000
Release date
2025-03-05 03:47:28 UTC+0000
UTC Start
2025-03-05 03:47:28.484
UTC End
2025-03-05 03:50:40.484
MJD Start
60739.15796857
MJD End
60739.16019079222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.005246
Ambient temperature (°C)
14.78
Seeing (arcsec)
0.87
Observation
ID
62195
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING 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
46266
Name
HD_58215
RA
110.868453
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 24.6460 24.6230 163.9000 164.5000
A0-D0 26.4130 26.1520 87.5000 87.9000
A0-C1 20.3790 20.2870 139.1120 139.8500
B2-D0 31.6020 31.4920 38.2000 38.4000
B2-C1 10.5280 10.4910 38.2050 38.3840
D0-C1 21.0740 21.0000 218.2650 218.4440
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60739.15796857
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.868453
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 24.646
HIERARCH ESO ISS PBL12 END 24.623
HIERARCH ESO ISS PBLA12 START 163.9
HIERARCH ESO ISS PBLA12 END 164.5
HIERARCH ESO ISS PBL13 START 26.413
HIERARCH ESO ISS PBL13 END 26.152
HIERARCH ESO ISS PBLA13 START 87.5
HIERARCH ESO ISS PBLA13 END 87.9
HIERARCH ESO ISS PBL14 START 20.379
HIERARCH ESO ISS PBL14 END 20.287
HIERARCH ESO ISS PBLA14 START 139.112
HIERARCH ESO ISS PBLA14 END 139.85
HIERARCH ESO ISS PBL23 START 31.602
HIERARCH ESO ISS PBL23 END 31.492
HIERARCH ESO ISS PBLA23 START 38.2
HIERARCH ESO ISS PBLA23 END 38.4
HIERARCH ESO ISS PBL24 START 10.528
HIERARCH ESO ISS PBL24 END 10.491
HIERARCH ESO ISS PBLA24 START 38.205
HIERARCH ESO ISS PBLA24 END 38.384
HIERARCH ESO ISS PBL34 START 21.074
HIERARCH ESO ISS PBL34 END 21.0
HIERARCH ESO ISS PBLA34 START 218.265
HIERARCH ESO ISS PBLA34 END 218.444
HIERARCH ESO ISS AMBI TAU0 START 0.0056
HIERARCH ESO ISS AMBI TAU0 END 0.004892
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.91