Exposure
ID
GRAVI.2025-11-25T04:20:59.031_1
Header ID
GRAVI.2025-11-25T04:20:59.031
Date updated
2025-11-25 04:36:53 UTC+0000
Release date
2026-11-25 04:36:53 UTC+0000
UTC Start
2025-11-25 04:20:59.031
UTC End
2025-11-25 04:24:11.031
MJD Start
61004.18123878
MJD End
61004.18346100223
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0056045
Ambient temperature (°C)
12.7
Seeing (arcsec)
0.46499999999999997
Observation
ID
71854
Category
science
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
53337
Name
145_CMa
RA
109.151031
DEC
-23.31557
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 43.7520 43.9560 139.3000 139.4000
A0-D0 24.8700 25.0630 40.2000 41.0000
A0-G1 65.9800 66.8770 100.9660 101.1820
B5-D0 53.6440 53.6480 346.5000 346.9000
B5-G1 41.6960 42.2190 60.3590 61.1270
D0-G1 58.0550 58.5720 122.9240 122.9630
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28P0.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61004.18123878
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 145 CMa
HIERARCH ESO INS SOBJ NAME 145_CMa
RA 109.151031
DEC -23.31557
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 43.752
HIERARCH ESO ISS PBL12 END 43.956
HIERARCH ESO ISS PBLA12 START 139.3
HIERARCH ESO ISS PBLA12 END 139.4
HIERARCH ESO ISS PBL13 START 24.87
HIERARCH ESO ISS PBL13 END 25.063
HIERARCH ESO ISS PBLA13 START 40.2
HIERARCH ESO ISS PBLA13 END 41.0
HIERARCH ESO ISS PBL14 START 65.98
HIERARCH ESO ISS PBL14 END 66.877
HIERARCH ESO ISS PBLA14 START 100.966
HIERARCH ESO ISS PBLA14 END 101.182
HIERARCH ESO ISS PBL23 START 53.644
HIERARCH ESO ISS PBL23 END 53.648
HIERARCH ESO ISS PBLA23 START 346.5
HIERARCH ESO ISS PBLA23 END 346.9
HIERARCH ESO ISS PBL24 START 41.696
HIERARCH ESO ISS PBL24 END 42.219
HIERARCH ESO ISS PBLA24 START 60.359
HIERARCH ESO ISS PBLA24 END 61.127
HIERARCH ESO ISS PBL34 START 58.055
HIERARCH ESO ISS PBL34 END 58.572
HIERARCH ESO ISS PBLA34 START 122.924
HIERARCH ESO ISS PBLA34 END 122.963
HIERARCH ESO ISS AMBI TAU0 START 0.005969
HIERARCH ESO ISS AMBI TAU0 END 0.00524
HIERARCH ESO ISS AMBI TEMP 12.7
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.48