Exposure
ID
GRAVI.2025-03-06T01:56:50.714_1
Header ID
GRAVI.2025-03-06T01:56:50.714
Date updated
2025-03-06 02:10:37 UTC+0000
Release date
2025-03-06 01:56:50 UTC+0000
UTC Start
2025-03-06 01:56:50.714
UTC End
2025-03-06 01:59:30.714
MJD Start
60740.08114252
MJD End
60740.082994371856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0075255
Ambient temperature (°C)
14.64
Seeing (arcsec)
0.56
Observation
ID
64981
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING 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
48390
Name
eps_Ant
RA
142.308409
DEC
-35.95131
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 23.8050 23.8820 133.4000 133.7000
A0-D0 31.4410 31.5040 59.3000 59.9000
A0-C1 21.2730 21.3660 105.1390 105.6000
B2-D0 33.8350 33.8250 16.7000 17.2000
B2-C1 11.2710 11.2670 16.6810 17.1550
D0-C1 22.5650 22.5580 196.7410 197.2150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60740.08114252
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Ant
HIERARCH ESO INS SOBJ NAME eps_Ant
RA 142.308409
DEC -35.95131
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 216.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 160
HIERARCH ESO ISS PBL12 START 23.805
HIERARCH ESO ISS PBL12 END 23.882
HIERARCH ESO ISS PBLA12 START 133.4
HIERARCH ESO ISS PBLA12 END 133.7
HIERARCH ESO ISS PBL13 START 31.441
HIERARCH ESO ISS PBL13 END 31.504
HIERARCH ESO ISS PBLA13 START 59.3
HIERARCH ESO ISS PBLA13 END 59.9
HIERARCH ESO ISS PBL14 START 21.273
HIERARCH ESO ISS PBL14 END 21.366
HIERARCH ESO ISS PBLA14 START 105.139
HIERARCH ESO ISS PBLA14 END 105.6
HIERARCH ESO ISS PBL23 START 33.835
HIERARCH ESO ISS PBL23 END 33.825
HIERARCH ESO ISS PBLA23 START 16.7
HIERARCH ESO ISS PBLA23 END 17.2
HIERARCH ESO ISS PBL24 START 11.271
HIERARCH ESO ISS PBL24 END 11.267
HIERARCH ESO ISS PBLA24 START 16.681
HIERARCH ESO ISS PBLA24 END 17.155
HIERARCH ESO ISS PBL34 START 22.565
HIERARCH ESO ISS PBL34 END 22.558
HIERARCH ESO ISS PBLA34 START 196.741
HIERARCH ESO ISS PBLA34 END 197.215
HIERARCH ESO ISS AMBI TAU0 START 0.008144
HIERARCH ESO ISS AMBI TAU0 END 0.006907
HIERARCH ESO ISS AMBI TEMP 14.64
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.63