Exposure
ID
GRAVI.2025-03-06T02:00:50.724_1
Header ID
GRAVI.2025-03-06T02:00:50.724
Date updated
2025-03-06 02:15:36 UTC+0000
Release date
2025-03-06 02:00:50 UTC+0000
UTC Start
2025-03-06 02:00:50.724
UTC End
2025-03-06 02:03:30.724
MJD Start
60740.08392042
MJD End
60740.08577227186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006359500000000001
Ambient temperature (°C)
14.59
Seeing (arcsec)
0.645
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 23.8910 23.9660 133.8000 134.1000
A0-D0 31.5110 31.5710 60.0000 60.5000
A0-C1 21.3750 21.4640 105.6490 106.1120
B2-D0 33.8240 33.8140 17.2000 17.7000
B2-C1 11.2670 11.2630 17.2060 17.6790
D0-C1 22.5570 22.5500 197.2660 197.7400
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 60740.08392042
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 23.891
HIERARCH ESO ISS PBL12 END 23.966
HIERARCH ESO ISS PBLA12 START 133.8
HIERARCH ESO ISS PBLA12 END 134.1
HIERARCH ESO ISS PBL13 START 31.511
HIERARCH ESO ISS PBL13 END 31.571
HIERARCH ESO ISS PBLA13 START 60.0
HIERARCH ESO ISS PBLA13 END 60.5
HIERARCH ESO ISS PBL14 START 21.375
HIERARCH ESO ISS PBL14 END 21.464
HIERARCH ESO ISS PBLA14 START 105.649
HIERARCH ESO ISS PBLA14 END 106.112
HIERARCH ESO ISS PBL23 START 33.824
HIERARCH ESO ISS PBL23 END 33.814
HIERARCH ESO ISS PBLA23 START 17.2
HIERARCH ESO ISS PBLA23 END 17.7
HIERARCH ESO ISS PBL24 START 11.267
HIERARCH ESO ISS PBL24 END 11.263
HIERARCH ESO ISS PBLA24 START 17.206
HIERARCH ESO ISS PBLA24 END 17.679
HIERARCH ESO ISS PBL34 START 22.557
HIERARCH ESO ISS PBL34 END 22.55
HIERARCH ESO ISS PBLA34 START 197.266
HIERARCH ESO ISS PBLA34 END 197.74
HIERARCH ESO ISS AMBI TAU0 START 0.006907
HIERARCH ESO ISS AMBI TAU0 END 0.005812
HIERARCH ESO ISS AMBI TEMP 14.59
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.66