Exposure
ID
GRAVI.2025-03-06T04:39:21.127_1
Header ID
GRAVI.2025-03-06T04:39:21.127
Date updated
2025-03-06 04:50:37 UTC+0000
Release date
2025-03-06 04:39:21 UTC+0000
UTC Start
2025-03-06 04:39:21.127
UTC End
2025-03-06 04:42:33.127
MJD Start
60740.19399453
MJD End
60740.19621675222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.006876
Ambient temperature (°C)
14.82
Seeing (arcsec)
1.005
Observation
ID
62195
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
46266
Name
HD_58215
RA
110.868453
DEC
-27.83432
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 24.3830 24.3730 173.6000 174.2000
A0-D0 21.9350 21.6000 94.3000 94.8000
A0-C1 19.0150 18.9320 151.3940 152.2970
B2-D0 29.6200 29.4650 40.3000 40.4000
B2-C1 9.8690 9.8180 40.2390 40.3200
D0-C1 19.7510 19.6480 220.2960 220.3770
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 60740.19399453
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.868453
DEC -27.83432
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 24.383
HIERARCH ESO ISS PBL12 END 24.373
HIERARCH ESO ISS PBLA12 START 173.6
HIERARCH ESO ISS PBLA12 END 174.2
HIERARCH ESO ISS PBL13 START 21.935
HIERARCH ESO ISS PBL13 END 21.6
HIERARCH ESO ISS PBLA13 START 94.3
HIERARCH ESO ISS PBLA13 END 94.8
HIERARCH ESO ISS PBL14 START 19.015
HIERARCH ESO ISS PBL14 END 18.932
HIERARCH ESO ISS PBLA14 START 151.394
HIERARCH ESO ISS PBLA14 END 152.297
HIERARCH ESO ISS PBL23 START 29.62
HIERARCH ESO ISS PBL23 END 29.465
HIERARCH ESO ISS PBLA23 START 40.3
HIERARCH ESO ISS PBLA23 END 40.4
HIERARCH ESO ISS PBL24 START 9.869
HIERARCH ESO ISS PBL24 END 9.818
HIERARCH ESO ISS PBLA24 START 40.239
HIERARCH ESO ISS PBLA24 END 40.32
HIERARCH ESO ISS PBL34 START 19.751
HIERARCH ESO ISS PBL34 END 19.648
HIERARCH ESO ISS PBLA34 START 220.296
HIERARCH ESO ISS PBLA34 END 220.377
HIERARCH ESO ISS AMBI TAU0 START 0.00732
HIERARCH ESO ISS AMBI TAU0 END 0.006432
HIERARCH ESO ISS AMBI TEMP 14.82
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 1.05