Exposure
ID
GRAVI.2025-03-06T01:06:02.585_1
Header ID
GRAVI.2025-03-06T01:06:02.585
Date updated
2025-03-06 01:15:46 UTC+0000
Release date
2025-03-06 01:06:02 UTC+0000
UTC Start
2025-03-06 01:06:02.585
UTC End
2025-03-06 01:08:42.585
MJD Start
60740.04586325
MJD End
60740.04771510186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007306999999999999
Ambient temperature (°C)
15.09
Seeing (arcsec)
0.565
Observation
ID
64979
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
48388
Name
bet_Vol
RA
126.428157
DEC
-66.13774
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 20.2120 20.2930 122.1000 122.8000
A0-D0 31.8080 31.7870 61.0000 61.8000
A0-C1 20.7720 20.8280 95.6130 96.4180
B2-D0 28.2800 28.2350 22.2000 22.8000
B2-C1 9.4180 9.4030 22.2010 22.8000
D0-C1 18.8620 18.8320 202.2680 202.8670
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 60740.04586325
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME bet Vol
HIERARCH ESO INS SOBJ NAME bet_Vol
RA 126.428157
DEC -66.13774
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 216.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 160
HIERARCH ESO ISS PBL12 START 20.212
HIERARCH ESO ISS PBL12 END 20.293
HIERARCH ESO ISS PBLA12 START 122.1
HIERARCH ESO ISS PBLA12 END 122.8
HIERARCH ESO ISS PBL13 START 31.808
HIERARCH ESO ISS PBL13 END 31.787
HIERARCH ESO ISS PBLA13 START 61.0
HIERARCH ESO ISS PBLA13 END 61.8
HIERARCH ESO ISS PBL14 START 20.772
HIERARCH ESO ISS PBL14 END 20.828
HIERARCH ESO ISS PBLA14 START 95.613
HIERARCH ESO ISS PBLA14 END 96.418
HIERARCH ESO ISS PBL23 START 28.28
HIERARCH ESO ISS PBL23 END 28.235
HIERARCH ESO ISS PBLA23 START 22.2
HIERARCH ESO ISS PBLA23 END 22.8
HIERARCH ESO ISS PBL24 START 9.418
HIERARCH ESO ISS PBL24 END 9.403
HIERARCH ESO ISS PBLA24 START 22.201
HIERARCH ESO ISS PBLA24 END 22.8
HIERARCH ESO ISS PBL34 START 18.862
HIERARCH ESO ISS PBL34 END 18.832
HIERARCH ESO ISS PBLA34 START 202.268
HIERARCH ESO ISS PBLA34 END 202.867
HIERARCH ESO ISS AMBI TAU0 START 0.006556
HIERARCH ESO ISS AMBI TAU0 END 0.008058
HIERARCH ESO ISS AMBI TEMP 15.09
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.52