Exposure
ID
GRAVI.2025-03-05T03:15:01.402_1
Header ID
GRAVI.2025-03-05T03:15:01.402
Date updated
2025-03-05 03:25:46 UTC+0000
Release date
2026-03-05 03:25:46 UTC+0000
UTC Start
2025-03-05 03:15:01.402
UTC End
2025-03-05 03:18:13.402
MJD Start
60739.13543289
MJD End
60739.13765511222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0067740000000000005
Ambient temperature (°C)
15.02
Seeing (arcsec)
0.6950000000000001
Observation
ID
62194
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
46265
Name
VY_CMa
RA
110.740542
DEC
-25.76754
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 24.6800 24.6500 158.6000 159.2000
A0-D0 28.4940 28.2800 83.0000 83.4000
A0-C1 20.9410 20.8490 132.5630 133.2030
B2-D0 32.7160 32.6380 36.1000 36.3000
B2-C1 10.8990 10.8730 36.0600 36.2750
D0-C1 21.8170 21.7650 216.1200 216.3360
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 60739.13543289
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V VY CMa
HIERARCH ESO INS SOBJ NAME VY_CMa
RA 110.740542
DEC -25.76754
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 24.68
HIERARCH ESO ISS PBL12 END 24.65
HIERARCH ESO ISS PBLA12 START 158.6
HIERARCH ESO ISS PBLA12 END 159.2
HIERARCH ESO ISS PBL13 START 28.494
HIERARCH ESO ISS PBL13 END 28.28
HIERARCH ESO ISS PBLA13 START 83.0
HIERARCH ESO ISS PBLA13 END 83.4
HIERARCH ESO ISS PBL14 START 20.941
HIERARCH ESO ISS PBL14 END 20.849
HIERARCH ESO ISS PBLA14 START 132.563
HIERARCH ESO ISS PBLA14 END 133.203
HIERARCH ESO ISS PBL23 START 32.716
HIERARCH ESO ISS PBL23 END 32.638
HIERARCH ESO ISS PBLA23 START 36.1
HIERARCH ESO ISS PBLA23 END 36.3
HIERARCH ESO ISS PBL24 START 10.899
HIERARCH ESO ISS PBL24 END 10.873
HIERARCH ESO ISS PBLA24 START 36.06
HIERARCH ESO ISS PBLA24 END 36.275
HIERARCH ESO ISS PBL34 START 21.817
HIERARCH ESO ISS PBL34 END 21.765
HIERARCH ESO ISS PBLA34 START 216.12
HIERARCH ESO ISS PBLA34 END 216.336
HIERARCH ESO ISS AMBI TAU0 START 0.006934
HIERARCH ESO ISS AMBI TAU0 END 0.006614
HIERARCH ESO ISS AMBI TEMP 15.02
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.72