Exposure
ID
GRAVI.2025-11-24T06:14:44.934_1
Header ID
GRAVI.2025-11-24T06:14:44.934
Date updated
2025-11-24 06:26:03 UTC+0000
Release date
2025-11-24 06:14:44 UTC+0000
UTC Start
2025-11-24 06:14:44.934
UTC End
2025-11-24 06:17:56.934
MJD Start
61003.26024229
MJD End
61003.26246451223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0028605
Ambient temperature (°C)
14.07
Seeing (arcsec)
0.7450000000000001
Observation
ID
71840
Category
calibrator
Program ID
116.28P0.001
Program Title
UNVEILING 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 / ERCOLINO / JANIK
Target
ID
48285
Name
d_Vel
RA
131.096577
DEC
-42.64917
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 39.0650 39.3190 132.0000 132.3000
A0-D0 29.8860 29.9700 38.3000 39.1000
A0-G1 69.6860 70.3670 86.5140 87.1740
B5-D0 50.7020 50.7440 348.0000 348.4000
B5-G1 50.6520 50.9250 53.1410 53.9970
D0-G1 54.5380 55.0490 110.6390 111.0640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28P0.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61003.26024229
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME d Vel
HIERARCH ESO INS SOBJ NAME d_Vel
RA 131.096577
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 39.065
HIERARCH ESO ISS PBL12 END 39.319
HIERARCH ESO ISS PBLA12 START 132.0
HIERARCH ESO ISS PBLA12 END 132.3
HIERARCH ESO ISS PBL13 START 29.886
HIERARCH ESO ISS PBL13 END 29.97
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 39.1
HIERARCH ESO ISS PBL14 START 69.686
HIERARCH ESO ISS PBL14 END 70.367
HIERARCH ESO ISS PBLA14 START 86.514
HIERARCH ESO ISS PBLA14 END 87.174
HIERARCH ESO ISS PBL23 START 50.702
HIERARCH ESO ISS PBL23 END 50.744
HIERARCH ESO ISS PBLA23 START 348.0
HIERARCH ESO ISS PBLA23 END 348.4
HIERARCH ESO ISS PBL24 START 50.652
HIERARCH ESO ISS PBL24 END 50.925
HIERARCH ESO ISS PBLA24 START 53.141
HIERARCH ESO ISS PBLA24 END 53.997
HIERARCH ESO ISS PBL34 START 54.538
HIERARCH ESO ISS PBL34 END 55.049
HIERARCH ESO ISS PBLA34 START 110.639
HIERARCH ESO ISS PBLA34 END 111.064
HIERARCH ESO ISS AMBI TAU0 START 0.002883
HIERARCH ESO ISS AMBI TAU0 END 0.002838
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.81