Exposure
ID
GRAVI.2025-05-27T09:30:29.262_1
Header ID
GRAVI.2025-05-27T09:30:29.262
Date updated
2025-05-27 09:41:02 UTC+0000
Release date
2025-05-27 09:30:29 UTC+0000
UTC Start
2025-05-27 09:30:29.262
UTC End
2025-05-27 09:33:09.262
MJD Start
60822.39617201
MJD End
60822.39802386185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004200000000000001
Ambient temperature (°C)
11.89
Seeing (arcsec)
0.45999999999999996
Observation
ID
67612
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
50283
Name
HD_179130
RA
287.977144
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 79.5420 79.1090 127.6000 128.0000
A0-J2 113.6710 112.9050 101.1000 101.4000
A0-K0 117.0570 116.4140 77.3410 77.4570
G1-J2 55.2770 55.0720 61.3000 61.4000
G1-K0 90.0780 90.0150 34.6040 34.7320
J2-K0 47.6630 47.6700 3.2150 3.5480
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 60822.39617201
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 179130
HIERARCH ESO INS SOBJ NAME HD_179130
RA 287.977144
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 79.542
HIERARCH ESO ISS PBL12 END 79.109
HIERARCH ESO ISS PBLA12 START 127.6
HIERARCH ESO ISS PBLA12 END 128.0
HIERARCH ESO ISS PBL13 START 113.671
HIERARCH ESO ISS PBL13 END 112.905
HIERARCH ESO ISS PBLA13 START 101.1
HIERARCH ESO ISS PBLA13 END 101.4
HIERARCH ESO ISS PBL14 START 117.057
HIERARCH ESO ISS PBL14 END 116.414
HIERARCH ESO ISS PBLA14 START 77.341
HIERARCH ESO ISS PBLA14 END 77.457
HIERARCH ESO ISS PBL23 START 55.277
HIERARCH ESO ISS PBL23 END 55.072
HIERARCH ESO ISS PBLA23 START 61.3
HIERARCH ESO ISS PBLA23 END 61.4
HIERARCH ESO ISS PBL24 START 90.078
HIERARCH ESO ISS PBL24 END 90.015
HIERARCH ESO ISS PBLA24 START 34.604
HIERARCH ESO ISS PBLA24 END 34.732
HIERARCH ESO ISS PBL34 START 47.663
HIERARCH ESO ISS PBL34 END 47.67
HIERARCH ESO ISS PBLA34 START 3.215
HIERARCH ESO ISS PBLA34 END 3.548
HIERARCH ESO ISS AMBI TAU0 START 0.004178
HIERARCH ESO ISS AMBI TAU0 END 0.004222
HIERARCH ESO ISS AMBI TEMP 11.89
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.44