Exposure
ID
GRAVI.2025-11-25T05:34:20.217_1
Header ID
GRAVI.2025-11-25T05:34:20.217
Date updated
2025-11-25 05:51:10 UTC+0000
Release date
2026-11-25 05:51:10 UTC+0000
UTC Start
2025-11-25 05:34:20.217
UTC End
2025-11-25 05:37:32.217
MJD Start
61004.23217844
MJD End
61004.23440066222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0076855
Ambient temperature (°C)
12.36
Seeing (arcsec)
0.395
Observation
ID
71856
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
53339
Name
h01_Pup
RA
122.836603
DEC
-39.61853
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 39.8500 40.1010 133.4000 133.6000
A0-D0 29.2910 29.3900 38.3000 39.1000
A0-G1 68.8790 69.6050 88.4700 89.0760
B5-D0 51.5100 51.5480 347.9000 348.3000
B5-G1 49.4340 49.7420 53.7850 54.6340
D0-G1 54.9470 55.4700 112.6490 113.0130
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 61004.23217844
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME h01 Pup
HIERARCH ESO INS SOBJ NAME h01_Pup
RA 122.836603
DEC -39.61853
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 39.85
HIERARCH ESO ISS PBL12 END 40.101
HIERARCH ESO ISS PBLA12 START 133.4
HIERARCH ESO ISS PBLA12 END 133.6
HIERARCH ESO ISS PBL13 START 29.291
HIERARCH ESO ISS PBL13 END 29.39
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 39.1
HIERARCH ESO ISS PBL14 START 68.879
HIERARCH ESO ISS PBL14 END 69.605
HIERARCH ESO ISS PBLA14 START 88.47
HIERARCH ESO ISS PBLA14 END 89.076
HIERARCH ESO ISS PBL23 START 51.51
HIERARCH ESO ISS PBL23 END 51.548
HIERARCH ESO ISS PBLA23 START 347.9
HIERARCH ESO ISS PBLA23 END 348.3
HIERARCH ESO ISS PBL24 START 49.434
HIERARCH ESO ISS PBL24 END 49.742
HIERARCH ESO ISS PBLA24 START 53.785
HIERARCH ESO ISS PBLA24 END 54.634
HIERARCH ESO ISS PBL34 START 54.947
HIERARCH ESO ISS PBL34 END 55.47
HIERARCH ESO ISS PBLA34 START 112.649
HIERARCH ESO ISS PBLA34 END 113.013
HIERARCH ESO ISS AMBI TAU0 START 0.007277
HIERARCH ESO ISS AMBI TAU0 END 0.008094
HIERARCH ESO ISS AMBI TEMP 12.36
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.39