Exposure
ID
GRAVI.2025-01-28T03:46:49.940_1
Header ID
GRAVI.2025-01-28T03:46:49.940
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-01-28 03:46:49 UTC+0000
UTC Start
2025-01-28 03:46:49.940
UTC End
2025-01-28 03:50:01.940
MJD Start
60703.15752245
MJD End
60703.15974467222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0089855
Ambient temperature (°C)
17.61
Seeing (arcsec)
0.78
Observation
ID
62219
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
46280
Name
HD_50235
RA
102.715459
DEC
-34.36731
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 25.2750 25.2820 147.7000 148.2000
A0-D0 31.3140 31.2250 77.2000 77.7000
A0-C1 22.5760 22.5580 121.9180 122.4710
B2-D0 33.0450 32.9910 31.0000 31.4000
B2-C1 11.0080 10.9900 31.0050 31.3740
D0-C1 22.0370 22.0010 211.0710 211.4390
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 60703.15752245
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 50235
HIERARCH ESO INS SOBJ NAME HD_50235
RA 102.715459
DEC -34.36731
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 25.275
HIERARCH ESO ISS PBL12 END 25.282
HIERARCH ESO ISS PBLA12 START 147.7
HIERARCH ESO ISS PBLA12 END 148.2
HIERARCH ESO ISS PBL13 START 31.314
HIERARCH ESO ISS PBL13 END 31.225
HIERARCH ESO ISS PBLA13 START 77.2
HIERARCH ESO ISS PBLA13 END 77.7
HIERARCH ESO ISS PBL14 START 22.576
HIERARCH ESO ISS PBL14 END 22.558
HIERARCH ESO ISS PBLA14 START 121.918
HIERARCH ESO ISS PBLA14 END 122.471
HIERARCH ESO ISS PBL23 START 33.045
HIERARCH ESO ISS PBL23 END 32.991
HIERARCH ESO ISS PBLA23 START 31.0
HIERARCH ESO ISS PBLA23 END 31.4
HIERARCH ESO ISS PBL24 START 11.008
HIERARCH ESO ISS PBL24 END 10.99
HIERARCH ESO ISS PBLA24 START 31.005
HIERARCH ESO ISS PBLA24 END 31.374
HIERARCH ESO ISS PBL34 START 22.037
HIERARCH ESO ISS PBL34 END 22.001
HIERARCH ESO ISS PBLA34 START 211.071
HIERARCH ESO ISS PBLA34 END 211.439
HIERARCH ESO ISS AMBI TAU0 START 0.007784
HIERARCH ESO ISS AMBI TAU0 END 0.010187
HIERARCH ESO ISS AMBI TEMP 17.61
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.74