Exposure
ID
GRAVI.2025-02-27T01:37:40.464_1
Header ID
GRAVI.2025-02-27T01:37:40.464
Date updated
2025-02-28 08:26:58 UTC+0000
Release date
2025-02-27 01:37:40 UTC+0000
UTC Start
2025-02-27 01:37:40.464
UTC End
2025-02-27 01:40:20.464
MJD Start
60733.06782945
MJD End
60733.06968130186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0043965
Ambient temperature (°C)
15.29
Seeing (arcsec)
0.705
Observation
ID
64854
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
48298
Name
d_Vel
RA
131.096576
DEC
-42.64917
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 84.0150 84.3240 102.4000 102.8000
A0-J2 124.4740 124.7930 78.8000 79.3000
A0-K0 126.8600 126.9930 58.0460 58.5880
G1-J2 58.2190 58.2250 43.4000 43.9000
G1-K0 88.9190 88.8720 16.7210 17.1260
J2-K0 45.2550 45.3090 341.3830 341.6840
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 60733.06782945
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME d Vel
HIERARCH ESO INS SOBJ NAME d_Vel
RA 131.096576
DEC -42.64917
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 84.015
HIERARCH ESO ISS PBL12 END 84.324
HIERARCH ESO ISS PBLA12 START 102.4
HIERARCH ESO ISS PBLA12 END 102.8
HIERARCH ESO ISS PBL13 START 124.474
HIERARCH ESO ISS PBL13 END 124.793
HIERARCH ESO ISS PBLA13 START 78.8
HIERARCH ESO ISS PBLA13 END 79.3
HIERARCH ESO ISS PBL14 START 126.86
HIERARCH ESO ISS PBL14 END 126.993
HIERARCH ESO ISS PBLA14 START 58.046
HIERARCH ESO ISS PBLA14 END 58.588
HIERARCH ESO ISS PBL23 START 58.219
HIERARCH ESO ISS PBL23 END 58.225
HIERARCH ESO ISS PBLA23 START 43.4
HIERARCH ESO ISS PBLA23 END 43.9
HIERARCH ESO ISS PBL24 START 88.919
HIERARCH ESO ISS PBL24 END 88.872
HIERARCH ESO ISS PBLA24 START 16.721
HIERARCH ESO ISS PBLA24 END 17.126
HIERARCH ESO ISS PBL34 START 45.255
HIERARCH ESO ISS PBL34 END 45.309
HIERARCH ESO ISS PBLA34 START 341.383
HIERARCH ESO ISS PBLA34 END 341.684
HIERARCH ESO ISS AMBI TAU0 START 0.004334
HIERARCH ESO ISS AMBI TAU0 END 0.004459
HIERARCH ESO ISS AMBI TEMP 15.29
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.69