Exposure
ID
GRAVI.2025-06-17T06:12:28.675_1
Header ID
GRAVI.2025-06-17T06:12:28.675
Date updated
2025-06-17 06:25:53 UTC+0000
Release date
2025-06-17 06:12:28 UTC+0000
UTC Start
2025-06-17 06:12:28.675
UTC End
2025-06-17 06:15:08.675
MJD Start
60843.25866522
MJD End
60843.26051707185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0022815
Ambient temperature (°C)
7.12
Seeing (arcsec)
0.915
Observation
ID
68143
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
50651
Name
eta_Sco
RA
258.035425
DEC
-43.24082
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 89.2060 89.1050 135.8000 136.4000
A0-J2 121.2700 120.8840 114.3000 114.9000
A0-K0 113.5580 112.9990 91.8120 92.3290
G1-J2 50.2760 50.0090 73.9000 74.3000
G1-K0 79.2150 78.9470 40.3690 40.6480
J2-K0 46.4840 46.4740 3.7130 4.0540
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 60843.25866522
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eta Sco
HIERARCH ESO INS SOBJ NAME eta_Sco
RA 258.035425
DEC -43.24082
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 89.206
HIERARCH ESO ISS PBL12 END 89.105
HIERARCH ESO ISS PBLA12 START 135.8
HIERARCH ESO ISS PBLA12 END 136.4
HIERARCH ESO ISS PBL13 START 121.27
HIERARCH ESO ISS PBL13 END 120.884
HIERARCH ESO ISS PBLA13 START 114.3
HIERARCH ESO ISS PBLA13 END 114.9
HIERARCH ESO ISS PBL14 START 113.558
HIERARCH ESO ISS PBL14 END 112.999
HIERARCH ESO ISS PBLA14 START 91.812
HIERARCH ESO ISS PBLA14 END 92.329
HIERARCH ESO ISS PBL23 START 50.276
HIERARCH ESO ISS PBL23 END 50.009
HIERARCH ESO ISS PBLA23 START 73.9
HIERARCH ESO ISS PBLA23 END 74.3
HIERARCH ESO ISS PBL24 START 79.215
HIERARCH ESO ISS PBL24 END 78.947
HIERARCH ESO ISS PBLA24 START 40.369
HIERARCH ESO ISS PBLA24 END 40.648
HIERARCH ESO ISS PBL34 START 46.484
HIERARCH ESO ISS PBL34 END 46.474
HIERARCH ESO ISS PBLA34 START 3.713
HIERARCH ESO ISS PBLA34 END 4.054
HIERARCH ESO ISS AMBI TAU0 START 0.002232
HIERARCH ESO ISS AMBI TAU0 END 0.002331
HIERARCH ESO ISS AMBI TEMP 7.12
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.86