Exposure
ID
GRAVI.2025-02-22T04:26:26.557_1
Header ID
GRAVI.2025-02-22T04:26:26.557
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-02-22 04:26:26 UTC+0000
UTC Start
2025-02-22 04:26:26.557
UTC End
2025-02-22 04:29:06.557
MJD Start
60728.18502959
MJD End
60728.186881441856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.013538
Ambient temperature (°C)
16.4
Seeing (arcsec)
0.64
Observation
ID
64782
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
48243
Name
HD_70523
RA
125.47582
DEC
-17.58642
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.0480 47.0010 162.1000 162.5000
A0-J2 119.9160 119.3220 100.3000 100.6000
A0-J6 169.1370 169.0390 33.4630 33.6390
B5-J2 106.1200 105.6810 77.3000 77.5000
B5-J6 201.8830 201.8740 22.9720 23.1920
J2-J6 164.3960 164.3330 351.3470 351.7200
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 60728.18502959
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 70523
HIERARCH ESO INS SOBJ NAME HD_70523
RA 125.47582
DEC -17.58642
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 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 47.048
HIERARCH ESO ISS PBL12 END 47.001
HIERARCH ESO ISS PBLA12 START 162.1
HIERARCH ESO ISS PBLA12 END 162.5
HIERARCH ESO ISS PBL13 START 119.916
HIERARCH ESO ISS PBL13 END 119.322
HIERARCH ESO ISS PBLA13 START 100.3
HIERARCH ESO ISS PBLA13 END 100.6
HIERARCH ESO ISS PBL14 START 169.137
HIERARCH ESO ISS PBL14 END 169.039
HIERARCH ESO ISS PBLA14 START 33.463
HIERARCH ESO ISS PBLA14 END 33.639
HIERARCH ESO ISS PBL23 START 106.12
HIERARCH ESO ISS PBL23 END 105.681
HIERARCH ESO ISS PBLA23 START 77.3
HIERARCH ESO ISS PBLA23 END 77.5
HIERARCH ESO ISS PBL24 START 201.883
HIERARCH ESO ISS PBL24 END 201.874
HIERARCH ESO ISS PBLA24 START 22.972
HIERARCH ESO ISS PBLA24 END 23.192
HIERARCH ESO ISS PBL34 START 164.396
HIERARCH ESO ISS PBL34 END 164.333
HIERARCH ESO ISS PBLA34 START 351.347
HIERARCH ESO ISS PBLA34 END 351.72
HIERARCH ESO ISS AMBI TAU0 START 0.014471
HIERARCH ESO ISS AMBI TAU0 END 0.012605
HIERARCH ESO ISS AMBI TEMP 16.4
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.65