Exposure
ID
GRAVI.2025-11-21T07:20:29.490_1
Header ID
GRAVI.2025-11-21T07:20:29.490
Date updated
2025-11-21 07:36:03 UTC+0000
Release date
2025-11-21 07:20:29 UTC+0000
UTC Start
2025-11-21 07:20:29.490
UTC End
2025-11-21 07:23:41.490
MJD Start
61000.30589687
MJD End
61000.308119092224
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0018664999999999999
Ambient temperature (°C)
12.32
Seeing (arcsec)
2.24
Observation
ID
71811
Category
calibrator
Program ID
116.28P0.001
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 / ERCOLINO / JANIK
Target
ID
53311
Name
eps_Ant
RA
142.308407
DEC
-35.9513
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 21.0010 21.1490 125.9000 126.2000
A0-D0 29.0220 29.1400 42.1000 42.9000
A0-C1 17.8540 18.0330 93.3550 93.8620
B2-D0 33.9280 33.9280 4.2000 4.7000
B2-C1 11.3020 11.3020 4.1250 4.6540
D0-C1 22.6270 22.6260 184.1750 184.7040
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28P0.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61000.30589687
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Ant
HIERARCH ESO INS SOBJ NAME eps_Ant
RA 142.308407
DEC -35.9513
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 21.001
HIERARCH ESO ISS PBL12 END 21.149
HIERARCH ESO ISS PBLA12 START 125.9
HIERARCH ESO ISS PBLA12 END 126.2
HIERARCH ESO ISS PBL13 START 29.022
HIERARCH ESO ISS PBL13 END 29.14
HIERARCH ESO ISS PBLA13 START 42.1
HIERARCH ESO ISS PBLA13 END 42.9
HIERARCH ESO ISS PBL14 START 17.854
HIERARCH ESO ISS PBL14 END 18.033
HIERARCH ESO ISS PBLA14 START 93.355
HIERARCH ESO ISS PBLA14 END 93.862
HIERARCH ESO ISS PBL23 START 33.928
HIERARCH ESO ISS PBL23 END 33.928
HIERARCH ESO ISS PBLA23 START 4.2
HIERARCH ESO ISS PBLA23 END 4.7
HIERARCH ESO ISS PBL24 START 11.302
HIERARCH ESO ISS PBL24 END 11.302
HIERARCH ESO ISS PBLA24 START 4.125
HIERARCH ESO ISS PBLA24 END 4.654
HIERARCH ESO ISS PBL34 START 22.627
HIERARCH ESO ISS PBL34 END 22.626
HIERARCH ESO ISS PBLA34 START 184.175
HIERARCH ESO ISS PBLA34 END 184.704
HIERARCH ESO ISS AMBI TAU0 START 0.00146
HIERARCH ESO ISS AMBI TAU0 END 0.002273
HIERARCH ESO ISS AMBI TEMP 12.32
HIERARCH ESO ISS AMBI FWHM START 1.5
HIERARCH ESO ISS AMBI FWHM END 2.98