Exposure
ID
GRAVI.2025-05-26T07:44:29.018_1
Header ID
GRAVI.2025-05-26T07:44:29.018
Date updated
2025-05-26 07:56:03 UTC+0000
Release date
2025-05-26 07:44:29 UTC+0000
UTC Start
2025-05-26 07:44:29.018
UTC End
2025-05-26 07:47:09.018
MJD Start
60821.32255808
MJD End
60821.324409931854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0053655000000000005
Ambient temperature (°C)
11.32
Seeing (arcsec)
0.54
Observation
ID
67592
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
50268
Name
HD_182477
RA
291.338024
DEC
-13.89675
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 90.3770 90.3150 115.1000 115.3000
A0-J2 129.2040 129.2300 92.3000 92.5000
A0-K0 127.4590 127.5870 70.8490 71.0470
G1-J2 57.7150 57.7910 55.0000 55.2000
G1-K0 88.9790 89.0680 25.6910 25.9880
J2-K0 47.8630 47.8440 349.5340 349.8420
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 60821.32255808
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 182477
HIERARCH ESO INS SOBJ NAME HD_182477
RA 291.338024
DEC -13.89675
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 90.377
HIERARCH ESO ISS PBL12 END 90.315
HIERARCH ESO ISS PBLA12 START 115.1
HIERARCH ESO ISS PBLA12 END 115.3
HIERARCH ESO ISS PBL13 START 129.204
HIERARCH ESO ISS PBL13 END 129.23
HIERARCH ESO ISS PBLA13 START 92.3
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 127.459
HIERARCH ESO ISS PBL14 END 127.587
HIERARCH ESO ISS PBLA14 START 70.849
HIERARCH ESO ISS PBLA14 END 71.047
HIERARCH ESO ISS PBL23 START 57.715
HIERARCH ESO ISS PBL23 END 57.791
HIERARCH ESO ISS PBLA23 START 55.0
HIERARCH ESO ISS PBLA23 END 55.2
HIERARCH ESO ISS PBL24 START 88.979
HIERARCH ESO ISS PBL24 END 89.068
HIERARCH ESO ISS PBLA24 START 25.691
HIERARCH ESO ISS PBLA24 END 25.988
HIERARCH ESO ISS PBL34 START 47.863
HIERARCH ESO ISS PBL34 END 47.844
HIERARCH ESO ISS PBLA34 START 349.534
HIERARCH ESO ISS PBLA34 END 349.842
HIERARCH ESO ISS AMBI TAU0 START 0.005083
HIERARCH ESO ISS AMBI TAU0 END 0.005648
HIERARCH ESO ISS AMBI TEMP 11.32
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.55