Exposure
ID
GRAVI.2025-03-06T01:02:08.575_1
Header ID
GRAVI.2025-03-06T01:02:08.575
Date updated
2025-03-06 01:15:46 UTC+0000
Release date
2025-03-06 01:02:08 UTC+0000
UTC Start
2025-03-06 01:02:08.575
UTC End
2025-03-06 01:04:48.575
MJD Start
60740.0431548
MJD End
60740.04500665185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006229
Ambient temperature (°C)
15.12
Seeing (arcsec)
0.6499999999999999
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 20.1230 20.2060 121.4000 122.1000
A0-D0 31.8280 31.8090 60.1000 60.9000
A0-C1 20.7100 20.7680 94.7380 95.5490
B2-D0 28.3280 28.2840 21.6000 22.2000
B2-C1 9.4340 9.4190 21.5520 22.1540
D0-C1 18.8940 18.8640 201.6180 202.2210
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 60740.0431548
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 20.123
HIERARCH ESO ISS PBL12 END 20.206
HIERARCH ESO ISS PBLA12 START 121.4
HIERARCH ESO ISS PBLA12 END 122.1
HIERARCH ESO ISS PBL13 START 31.828
HIERARCH ESO ISS PBL13 END 31.809
HIERARCH ESO ISS PBLA13 START 60.1
HIERARCH ESO ISS PBLA13 END 60.9
HIERARCH ESO ISS PBL14 START 20.71
HIERARCH ESO ISS PBL14 END 20.768
HIERARCH ESO ISS PBLA14 START 94.738
HIERARCH ESO ISS PBLA14 END 95.549
HIERARCH ESO ISS PBL23 START 28.328
HIERARCH ESO ISS PBL23 END 28.284
HIERARCH ESO ISS PBLA23 START 21.6
HIERARCH ESO ISS PBLA23 END 22.2
HIERARCH ESO ISS PBL24 START 9.434
HIERARCH ESO ISS PBL24 END 9.419
HIERARCH ESO ISS PBLA24 START 21.552
HIERARCH ESO ISS PBLA24 END 22.154
HIERARCH ESO ISS PBL34 START 18.894
HIERARCH ESO ISS PBL34 END 18.864
HIERARCH ESO ISS PBLA34 START 201.618
HIERARCH ESO ISS PBLA34 END 202.221
HIERARCH ESO ISS AMBI TAU0 START 0.005372
HIERARCH ESO ISS AMBI TAU0 END 0.007086
HIERARCH ESO ISS AMBI TEMP 15.12
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.58