Exposure
ID
GRAVI.2025-03-05T03:07:01.381_1
Header ID
GRAVI.2025-03-05T03:07:01.381
Date updated
2025-03-05 03:20:36 UTC+0000
Release date
2025-03-05 03:07:01 UTC+0000
UTC Start
2025-03-05 03:07:01.381
UTC End
2025-03-05 03:10:13.381
MJD Start
60739.1298771
MJD End
60739.132099322225
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0076745
Ambient temperature (°C)
15.06
Seeing (arcsec)
0.6799999999999999
Observation
ID
64973
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
48292
Name
HD_50235
RA
102.715458
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 25.1450 25.1340 162.9000 163.5000
A0-D0 26.9040 26.6700 90.9000 91.4000
A0-C1 21.2980 21.2310 139.3470 140.0830
B2-D0 30.6590 30.5330 39.6000 39.8000
B2-C1 10.2140 10.1720 39.5200 39.7620
D0-C1 20.4450 20.3610 219.5850 219.8270
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 60739.1298771
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 50235
HIERARCH ESO INS SOBJ NAME HD_50235
RA 102.715458
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 25.145
HIERARCH ESO ISS PBL12 END 25.134
HIERARCH ESO ISS PBLA12 START 162.9
HIERARCH ESO ISS PBLA12 END 163.5
HIERARCH ESO ISS PBL13 START 26.904
HIERARCH ESO ISS PBL13 END 26.67
HIERARCH ESO ISS PBLA13 START 90.9
HIERARCH ESO ISS PBLA13 END 91.4
HIERARCH ESO ISS PBL14 START 21.298
HIERARCH ESO ISS PBL14 END 21.231
HIERARCH ESO ISS PBLA14 START 139.347
HIERARCH ESO ISS PBLA14 END 140.083
HIERARCH ESO ISS PBL23 START 30.659
HIERARCH ESO ISS PBL23 END 30.533
HIERARCH ESO ISS PBLA23 START 39.6
HIERARCH ESO ISS PBLA23 END 39.8
HIERARCH ESO ISS PBL24 START 10.214
HIERARCH ESO ISS PBL24 END 10.172
HIERARCH ESO ISS PBLA24 START 39.52
HIERARCH ESO ISS PBLA24 END 39.762
HIERARCH ESO ISS PBL34 START 20.445
HIERARCH ESO ISS PBL34 END 20.361
HIERARCH ESO ISS PBLA34 START 219.585
HIERARCH ESO ISS PBLA34 END 219.827
HIERARCH ESO ISS AMBI TAU0 START 0.007692
HIERARCH ESO ISS AMBI TAU0 END 0.007657
HIERARCH ESO ISS AMBI TEMP 15.06
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.66