Exposure
ID
GRAVI.2025-01-28T05:56:14.270_1
Header ID
GRAVI.2025-01-28T05:56:14.270
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-01-28 05:56:14 UTC+0000
UTC Start
2025-01-28 05:56:14.270
UTC End
2025-01-28 05:59:26.270
MJD Start
60703.24738738
MJD End
60703.24960960222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0109715
Ambient temperature (°C)
16.61
Seeing (arcsec)
0.835
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 24.7260 24.7020 161.8000 162.4000
A0-D0 27.2720 27.0290 86.1000 86.5000
A0-C1 20.6930 20.6020 136.6440 137.3490
B2-D0 31.9640 31.8620 37.6000 37.8000
B2-C1 10.6480 10.6150 37.5410 37.7410
D0-C1 21.3150 21.2480 217.6020 217.8020
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 60703.24738738
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 24.726
HIERARCH ESO ISS PBL12 END 24.702
HIERARCH ESO ISS PBLA12 START 161.8
HIERARCH ESO ISS PBLA12 END 162.4
HIERARCH ESO ISS PBL13 START 27.272
HIERARCH ESO ISS PBL13 END 27.029
HIERARCH ESO ISS PBLA13 START 86.1
HIERARCH ESO ISS PBLA13 END 86.5
HIERARCH ESO ISS PBL14 START 20.693
HIERARCH ESO ISS PBL14 END 20.602
HIERARCH ESO ISS PBLA14 START 136.644
HIERARCH ESO ISS PBLA14 END 137.349
HIERARCH ESO ISS PBL23 START 31.964
HIERARCH ESO ISS PBL23 END 31.862
HIERARCH ESO ISS PBLA23 START 37.6
HIERARCH ESO ISS PBLA23 END 37.8
HIERARCH ESO ISS PBL24 START 10.648
HIERARCH ESO ISS PBL24 END 10.615
HIERARCH ESO ISS PBLA24 START 37.541
HIERARCH ESO ISS PBLA24 END 37.741
HIERARCH ESO ISS PBL34 START 21.315
HIERARCH ESO ISS PBL34 END 21.248
HIERARCH ESO ISS PBLA34 START 217.602
HIERARCH ESO ISS PBLA34 END 217.802
HIERARCH ESO ISS AMBI TAU0 START 0.011429
HIERARCH ESO ISS AMBI TAU0 END 0.010514
HIERARCH ESO ISS AMBI TEMP 16.61
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.91