Exposure
ID
GRAVI.2025-11-28T07:26:50.226_1
Header ID
GRAVI.2025-11-28T07:26:50.226
Date updated
2025-11-28 07:35:54 UTC+0000
Release date
2026-11-28 07:35:54 UTC+0000
UTC Start
2025-11-28 07:26:50.226
UTC End
2025-11-28 07:29:30.226
MJD Start
61007.31030354
MJD End
61007.31215539185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005056
Ambient temperature (°C)
14.25
Seeing (arcsec)
0.5800000000000001
Observation
ID
71890
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
53371
Name
V_V1056_Ori
RA
95.200289
DEC
5.74059
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 40.8600 40.7070 153.1000 153.4000
A0-J2 125.0850 124.6570 91.2000 91.1000
A0-J6 159.3110 159.7180 33.1070 33.2570
B5-J2 111.8240 111.7410 72.4000 72.3000
B5-J6 183.1850 183.5930 21.9670 22.2070
J2-J6 141.2270 140.9160 344.3710 344.7560
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 61007.31030354
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V V1056 Ori
HIERARCH ESO INS SOBJ NAME V_V1056_Ori
RA 95.200289
DEC 5.74059
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 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 40.86
HIERARCH ESO ISS PBL12 END 40.707
HIERARCH ESO ISS PBLA12 START 153.1
HIERARCH ESO ISS PBLA12 END 153.4
HIERARCH ESO ISS PBL13 START 125.085
HIERARCH ESO ISS PBL13 END 124.657
HIERARCH ESO ISS PBLA13 START 91.2
HIERARCH ESO ISS PBLA13 END 91.1
HIERARCH ESO ISS PBL14 START 159.311
HIERARCH ESO ISS PBL14 END 159.718
HIERARCH ESO ISS PBLA14 START 33.107
HIERARCH ESO ISS PBLA14 END 33.257
HIERARCH ESO ISS PBL23 START 111.824
HIERARCH ESO ISS PBL23 END 111.741
HIERARCH ESO ISS PBLA23 START 72.4
HIERARCH ESO ISS PBLA23 END 72.3
HIERARCH ESO ISS PBL24 START 183.185
HIERARCH ESO ISS PBL24 END 183.593
HIERARCH ESO ISS PBLA24 START 21.967
HIERARCH ESO ISS PBLA24 END 22.207
HIERARCH ESO ISS PBL34 START 141.227
HIERARCH ESO ISS PBL34 END 140.916
HIERARCH ESO ISS PBLA34 START 344.371
HIERARCH ESO ISS PBLA34 END 344.756
HIERARCH ESO ISS AMBI TAU0 START 0.005056
HIERARCH ESO ISS AMBI TAU0 END 0.005056
HIERARCH ESO ISS AMBI TEMP 14.25
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.55