Exposure
ID
GRAVI.2025-11-25T05:17:56.176_1
Header ID
GRAVI.2025-11-25T05:17:56.176
Date updated
2025-11-25 05:31:02 UTC+0000
Release date
2026-11-25 05:31:02 UTC+0000
UTC Start
2025-11-25 05:17:56.176
UTC End
2025-11-25 05:21:08.176
MJD Start
61004.22078907
MJD End
61004.223011292226
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0065705
Ambient temperature (°C)
12.23
Seeing (arcsec)
0.43
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 38.6860 38.9560 132.3000 132.5000
A0-D0 28.8520 28.9500 34.5000 35.3000
A0-G1 65.5370 66.3070 85.6970 86.3360
B5-D0 51.3190 51.3650 346.2000 346.5000
B5-G1 48.0500 48.3630 49.8780 50.7790
D0-G1 52.5260 53.0870 111.0560 111.4120
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 61004.22078907
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 38.686
HIERARCH ESO ISS PBL12 END 38.956
HIERARCH ESO ISS PBLA12 START 132.3
HIERARCH ESO ISS PBLA12 END 132.5
HIERARCH ESO ISS PBL13 START 28.852
HIERARCH ESO ISS PBL13 END 28.95
HIERARCH ESO ISS PBLA13 START 34.5
HIERARCH ESO ISS PBLA13 END 35.3
HIERARCH ESO ISS PBL14 START 65.537
HIERARCH ESO ISS PBL14 END 66.307
HIERARCH ESO ISS PBLA14 START 85.697
HIERARCH ESO ISS PBLA14 END 86.336
HIERARCH ESO ISS PBL23 START 51.319
HIERARCH ESO ISS PBL23 END 51.365
HIERARCH ESO ISS PBLA23 START 346.2
HIERARCH ESO ISS PBLA23 END 346.5
HIERARCH ESO ISS PBL24 START 48.05
HIERARCH ESO ISS PBL24 END 48.363
HIERARCH ESO ISS PBLA24 START 49.878
HIERARCH ESO ISS PBLA24 END 50.779
HIERARCH ESO ISS PBL34 START 52.526
HIERARCH ESO ISS PBL34 END 53.087
HIERARCH ESO ISS PBLA34 START 111.056
HIERARCH ESO ISS PBLA34 END 111.412
HIERARCH ESO ISS AMBI TAU0 START 0.00639
HIERARCH ESO ISS AMBI TAU0 END 0.006751
HIERARCH ESO ISS AMBI TEMP 12.23
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.41