Exposure
ID
GRAVI.2025-02-26T02:50:16.050_1
Header ID
GRAVI.2025-02-26T02:50:16.050
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2026-02-26 03:00:54 UTC+0000
UTC Start
2025-02-26 02:50:16.050
UTC End
2025-02-26 02:53:28.050
MJD Start
60732.11824132
MJD End
60732.120463542225
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0030355
Ambient temperature (°C)
18.38
Seeing (arcsec)
1.2850000000000001
Observation
ID
64848
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
48293
Name
145_CMa
RA
109.151032
DEC
-23.31557
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.1810 86.8790 124.8000 125.3000
A0-J2 123.3660 122.7920 100.7000 101.1000
A0-K0 122.8020 122.2650 77.9470 78.2620
G1-J2 56.4730 56.2830 61.6000 61.8000
G1-K0 89.7210 89.6230 32.7560 33.0280
J2-K0 48.5870 48.5860 358.6760 359.0870
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 60732.11824132
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 145 CMa
HIERARCH ESO INS SOBJ NAME 145_CMa
RA 109.151032
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 87.181
HIERARCH ESO ISS PBL12 END 86.879
HIERARCH ESO ISS PBLA12 START 124.8
HIERARCH ESO ISS PBLA12 END 125.3
HIERARCH ESO ISS PBL13 START 123.366
HIERARCH ESO ISS PBL13 END 122.792
HIERARCH ESO ISS PBLA13 START 100.7
HIERARCH ESO ISS PBLA13 END 101.1
HIERARCH ESO ISS PBL14 START 122.802
HIERARCH ESO ISS PBL14 END 122.265
HIERARCH ESO ISS PBLA14 START 77.947
HIERARCH ESO ISS PBLA14 END 78.262
HIERARCH ESO ISS PBL23 START 56.473
HIERARCH ESO ISS PBL23 END 56.283
HIERARCH ESO ISS PBLA23 START 61.6
HIERARCH ESO ISS PBLA23 END 61.8
HIERARCH ESO ISS PBL24 START 89.721
HIERARCH ESO ISS PBL24 END 89.623
HIERARCH ESO ISS PBLA24 START 32.756
HIERARCH ESO ISS PBLA24 END 33.028
HIERARCH ESO ISS PBL34 START 48.587
HIERARCH ESO ISS PBL34 END 48.586
HIERARCH ESO ISS PBLA34 START 358.676
HIERARCH ESO ISS PBLA34 END 359.087
HIERARCH ESO ISS AMBI TAU0 START 0.00293
HIERARCH ESO ISS AMBI TAU0 END 0.003141
HIERARCH ESO ISS AMBI TEMP 18.38
HIERARCH ESO ISS AMBI FWHM START 1.26
HIERARCH ESO ISS AMBI FWHM END 1.31