Exposure
ID
GRAVI.2025-03-07T00:52:55.801_1
Header ID
GRAVI.2025-03-07T00:52:55.801
Date updated
2025-03-07 01:05:32 UTC+0000
Release date
2026-03-07 01:05:32 UTC+0000
UTC Start
2025-03-07 00:52:55.801
UTC End
2025-03-07 00:56:07.801
MJD Start
60741.03675696
MJD End
60741.03897918222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.006234
Ambient temperature (°C)
13.61
Seeing (arcsec)
0.6699999999999999
Observation
ID
63541
Category
science
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
47344
Name
sig_CMa
RA
105.42723
DEC
-27.9348
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 25.2900 25.2950 143.5000 143.9000
A0-D0 31.9630 31.9380 72.1000 72.5000
A0-C1 22.6230 22.6200 117.0010 117.4210
B2-D0 33.8570 33.8410 27.0000 27.3000
B2-C1 11.2780 11.2730 26.9380 27.3020
D0-C1 22.5790 22.5690 207.0010 207.3660
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60741.03675696
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME sig CMa
HIERARCH ESO INS SOBJ NAME sig_CMa
RA 105.42723
DEC -27.9348
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 25.29
HIERARCH ESO ISS PBL12 END 25.295
HIERARCH ESO ISS PBLA12 START 143.5
HIERARCH ESO ISS PBLA12 END 143.9
HIERARCH ESO ISS PBL13 START 31.963
HIERARCH ESO ISS PBL13 END 31.938
HIERARCH ESO ISS PBLA13 START 72.1
HIERARCH ESO ISS PBLA13 END 72.5
HIERARCH ESO ISS PBL14 START 22.623
HIERARCH ESO ISS PBL14 END 22.62
HIERARCH ESO ISS PBLA14 START 117.001
HIERARCH ESO ISS PBLA14 END 117.421
HIERARCH ESO ISS PBL23 START 33.857
HIERARCH ESO ISS PBL23 END 33.841
HIERARCH ESO ISS PBLA23 START 27.0
HIERARCH ESO ISS PBLA23 END 27.3
HIERARCH ESO ISS PBL24 START 11.278
HIERARCH ESO ISS PBL24 END 11.273
HIERARCH ESO ISS PBLA24 START 26.938
HIERARCH ESO ISS PBLA24 END 27.302
HIERARCH ESO ISS PBL34 START 22.579
HIERARCH ESO ISS PBL34 END 22.569
HIERARCH ESO ISS PBLA34 START 207.001
HIERARCH ESO ISS PBLA34 END 207.366
HIERARCH ESO ISS AMBI TAU0 START 0.006912
HIERARCH ESO ISS AMBI TAU0 END 0.005556
HIERARCH ESO ISS AMBI TEMP 13.61
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.69