Exposure
ID
GRAVI.2025-05-28T07:19:32.592_1
Header ID
GRAVI.2025-05-28T07:19:32.592
Date updated
2025-05-28 08:27:42 UTC+0000
Release date
2025-05-28 07:19:32 UTC+0000
UTC Start
2025-05-28 07:19:32.592
UTC End
2025-05-28 07:22:12.592
MJD Start
60823.30523833
MJD End
60823.30709018186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0051400000000000005
Ambient temperature (°C)
13.68
Seeing (arcsec)
1.065
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 90.4540 90.4120 114.9000 115.1000
A0-J2 129.1420 129.1940 92.1000 92.3000
A0-K0 127.3280 127.4720 70.5430 70.7410
G1-J2 57.6700 57.7490 54.6000 54.9000
G1-K0 89.0490 89.1330 25.2760 25.5660
J2-K0 47.9870 47.9680 349.1900 349.4830
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 60823.30523833
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 90.454
HIERARCH ESO ISS PBL12 END 90.412
HIERARCH ESO ISS PBLA12 START 114.9
HIERARCH ESO ISS PBLA12 END 115.1
HIERARCH ESO ISS PBL13 START 129.142
HIERARCH ESO ISS PBL13 END 129.194
HIERARCH ESO ISS PBLA13 START 92.1
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 127.328
HIERARCH ESO ISS PBL14 END 127.472
HIERARCH ESO ISS PBLA14 START 70.543
HIERARCH ESO ISS PBLA14 END 70.741
HIERARCH ESO ISS PBL23 START 57.67
HIERARCH ESO ISS PBL23 END 57.749
HIERARCH ESO ISS PBLA23 START 54.6
HIERARCH ESO ISS PBLA23 END 54.9
HIERARCH ESO ISS PBL24 START 89.049
HIERARCH ESO ISS PBL24 END 89.133
HIERARCH ESO ISS PBLA24 START 25.276
HIERARCH ESO ISS PBLA24 END 25.566
HIERARCH ESO ISS PBL34 START 47.987
HIERARCH ESO ISS PBL34 END 47.968
HIERARCH ESO ISS PBLA34 START 349.19
HIERARCH ESO ISS PBLA34 END 349.483
HIERARCH ESO ISS AMBI TAU0 START 0.004815
HIERARCH ESO ISS AMBI TAU0 END 0.005465
HIERARCH ESO ISS AMBI TEMP 13.68
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 1.16