Exposure
ID
GRAVI.2025-09-20T02:21:20.559_1
Header ID
GRAVI.2025-09-20T02:21:20.559
Date updated
2025-09-20 02:30:56 UTC+0000
Release date
2025-09-20 02:21:20 UTC+0000
UTC Start
2025-09-20 02:21:20.559
UTC End
2025-09-20 02:24:00.559
MJD Start
60938.09815462
MJD End
60938.100006471854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0019234999999999999
Ambient temperature (°C)
14.03
Seeing (arcsec)
1.045
Observation
ID
70465
Category
calibrator
Program ID
115.27VK.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
Target
ID
52251
Name
HD_179130
RA
287.977146
DEC
-14.58451
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 75.4450 74.9780 131.8000 132.3000
A0-J2 106.1310 105.2290 103.7000 104.0000
A0-K0 110.5740 109.7770 78.3330 78.4330
G1-J2 53.1670 52.9030 61.8000 61.8000
G1-K0 89.3240 89.2160 35.6140 35.7030
J2-K0 47.7520 47.7650 6.2130 6.5360
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VK.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60938.09815462
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 179130
HIERARCH ESO INS SOBJ NAME HD_179130
RA 287.977146
DEC -14.58451
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 75.445
HIERARCH ESO ISS PBL12 END 74.978
HIERARCH ESO ISS PBLA12 START 131.8
HIERARCH ESO ISS PBLA12 END 132.3
HIERARCH ESO ISS PBL13 START 106.131
HIERARCH ESO ISS PBL13 END 105.229
HIERARCH ESO ISS PBLA13 START 103.7
HIERARCH ESO ISS PBLA13 END 104.0
HIERARCH ESO ISS PBL14 START 110.574
HIERARCH ESO ISS PBL14 END 109.777
HIERARCH ESO ISS PBLA14 START 78.333
HIERARCH ESO ISS PBLA14 END 78.433
HIERARCH ESO ISS PBL23 START 53.167
HIERARCH ESO ISS PBL23 END 52.903
HIERARCH ESO ISS PBLA23 START 61.8
HIERARCH ESO ISS PBLA23 END 61.8
HIERARCH ESO ISS PBL24 START 89.324
HIERARCH ESO ISS PBL24 END 89.216
HIERARCH ESO ISS PBLA24 START 35.614
HIERARCH ESO ISS PBLA24 END 35.703
HIERARCH ESO ISS PBL34 START 47.752
HIERARCH ESO ISS PBL34 END 47.765
HIERARCH ESO ISS PBLA34 START 6.213
HIERARCH ESO ISS PBLA34 END 6.536
HIERARCH ESO ISS AMBI TAU0 START 0.00187
HIERARCH ESO ISS AMBI TAU0 END 0.001977
HIERARCH ESO ISS AMBI TEMP 14.03
HIERARCH ESO ISS AMBI FWHM START 1.2
HIERARCH ESO ISS AMBI FWHM END 0.89