Exposure
ID
GRAVI.2025-05-26T07:20:52.958_1
Header ID
GRAVI.2025-05-26T07:20:52.958
Date updated
2025-05-26 07:36:07 UTC+0000
Release date
2026-05-26 07:36:07 UTC+0000
UTC Start
2025-05-26 07:20:52.958
UTC End
2025-05-26 07:23:32.958
MJD Start
60821.3061685
MJD End
60821.308020351855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004118
Ambient temperature (°C)
11.39
Seeing (arcsec)
0.67
Observation
ID
67591
Category
science
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
50267
Name
V492_Aql
RA
284.861258
DEC
5.37783
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 88.6740 88.4520 112.9000 112.9000
A0-J2 129.2350 129.2190 92.6000 92.5000
A0-K0 125.8220 126.1020 73.4800 73.4480
G1-J2 55.4720 55.6640 58.8000 58.8000
G1-K0 80.3850 80.6450 28.9830 29.2450
J2-K0 42.4110 42.3500 348.4640 348.8030
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VK.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60821.3061685
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V V492 Aql
HIERARCH ESO INS SOBJ NAME V492_Aql
RA 284.861258
DEC 5.37783
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 88.674
HIERARCH ESO ISS PBL12 END 88.452
HIERARCH ESO ISS PBLA12 START 112.9
HIERARCH ESO ISS PBLA12 END 112.9
HIERARCH ESO ISS PBL13 START 129.235
HIERARCH ESO ISS PBL13 END 129.219
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 125.822
HIERARCH ESO ISS PBL14 END 126.102
HIERARCH ESO ISS PBLA14 START 73.48
HIERARCH ESO ISS PBLA14 END 73.448
HIERARCH ESO ISS PBL23 START 55.472
HIERARCH ESO ISS PBL23 END 55.664
HIERARCH ESO ISS PBLA23 START 58.8
HIERARCH ESO ISS PBLA23 END 58.8
HIERARCH ESO ISS PBL24 START 80.385
HIERARCH ESO ISS PBL24 END 80.645
HIERARCH ESO ISS PBLA24 START 28.983
HIERARCH ESO ISS PBLA24 END 29.245
HIERARCH ESO ISS PBL34 START 42.411
HIERARCH ESO ISS PBL34 END 42.35
HIERARCH ESO ISS PBLA34 START 348.464
HIERARCH ESO ISS PBLA34 END 348.803
HIERARCH ESO ISS AMBI TAU0 START 0.003869
HIERARCH ESO ISS AMBI TAU0 END 0.004367
HIERARCH ESO ISS AMBI TEMP 11.39
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.66