Exposure
ID
GRAVI.2025-04-06T05:13:02.934_1
Header ID
GRAVI.2025-04-06T05:13:02.934
Date updated
2025-04-06 05:25:55 UTC+0000
Release date
2026-04-06 05:25:55 UTC+0000
UTC Start
2025-04-06 05:13:02.934
UTC End
2025-04-06 05:16:14.934
MJD Start
60771.21739507
MJD End
60771.21961729223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.003723
Ambient temperature (°C)
14.36
Seeing (arcsec)
0.595
Observation
ID
66055
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
49174
Name
AH_Sco
RA
257.818267
DEC
-32.32521
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 19.1810 19.3630 125.6000 125.7000
A0-D0 26.3920 26.5200 30.8000 31.8000
A0-C1 14.9000 15.1310 89.6020 90.1000
B2-D0 33.8960 33.8950 356.5000 357.0000
B2-C1 11.2910 11.2910 356.4580 356.9910
D0-C1 22.6050 22.6040 176.5000 177.0340
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 60771.21739507
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V AH Sco
HIERARCH ESO INS SOBJ NAME AH_Sco
RA 257.818267
DEC -32.32521
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 19.181
HIERARCH ESO ISS PBL12 END 19.363
HIERARCH ESO ISS PBLA12 START 125.6
HIERARCH ESO ISS PBLA12 END 125.7
HIERARCH ESO ISS PBL13 START 26.392
HIERARCH ESO ISS PBL13 END 26.52
HIERARCH ESO ISS PBLA13 START 30.8
HIERARCH ESO ISS PBLA13 END 31.8
HIERARCH ESO ISS PBL14 START 14.9
HIERARCH ESO ISS PBL14 END 15.131
HIERARCH ESO ISS PBLA14 START 89.602
HIERARCH ESO ISS PBLA14 END 90.1
HIERARCH ESO ISS PBL23 START 33.896
HIERARCH ESO ISS PBL23 END 33.895
HIERARCH ESO ISS PBLA23 START 356.5
HIERARCH ESO ISS PBLA23 END 357.0
HIERARCH ESO ISS PBL24 START 11.291
HIERARCH ESO ISS PBL24 END 11.291
HIERARCH ESO ISS PBLA24 START 356.458
HIERARCH ESO ISS PBLA24 END 356.991
HIERARCH ESO ISS PBL34 START 22.605
HIERARCH ESO ISS PBL34 END 22.604
HIERARCH ESO ISS PBLA34 START 176.5
HIERARCH ESO ISS PBLA34 END 177.034
HIERARCH ESO ISS AMBI TAU0 START 0.003723
HIERARCH ESO ISS AMBI TAU0 END 0.003723
HIERARCH ESO ISS AMBI TEMP 14.36
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.6