Exposure
ID
GRAVI.2025-01-09T07:51:02.052_1
Header ID
GRAVI.2025-01-09T07:51:02.052
Date updated
2025-01-09 08:00:50 UTC+0000
Release date
2026-01-09 08:00:50 UTC+0000
UTC Start
2025-01-09 07:51:02.052
UTC End
2025-01-09 07:53:42.052
MJD Start
60684.32710708
MJD End
60684.32895893185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006312
Ambient temperature (°C)
13.67
Seeing (arcsec)
0.825
Observation
ID
63144
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
JADLOVSKý / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG
Target
ID
47046
Name
V384_Pup
RA
115.259634
DEC
-31.68306
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 48.5000 48.4950 173.1000 173.5000
A0-J2 108.2430 107.5510 117.8000 118.4000
A0-J6 152.8960 152.3710 39.8090 39.9650
B5-J2 89.9640 89.2230 91.5000 91.9000
B5-J6 189.4750 189.0970 29.0720 29.2580
J2-J6 167.9440 167.9430 0.7240 1.1040
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 60684.32710708
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V V384 Pup
HIERARCH ESO INS SOBJ NAME V384_Pup
RA 115.259634
DEC -31.68306
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 48.5
HIERARCH ESO ISS PBL12 END 48.495
HIERARCH ESO ISS PBLA12 START 173.1
HIERARCH ESO ISS PBLA12 END 173.5
HIERARCH ESO ISS PBL13 START 108.243
HIERARCH ESO ISS PBL13 END 107.551
HIERARCH ESO ISS PBLA13 START 117.8
HIERARCH ESO ISS PBLA13 END 118.4
HIERARCH ESO ISS PBL14 START 152.896
HIERARCH ESO ISS PBL14 END 152.371
HIERARCH ESO ISS PBLA14 START 39.809
HIERARCH ESO ISS PBLA14 END 39.965
HIERARCH ESO ISS PBL23 START 89.964
HIERARCH ESO ISS PBL23 END 89.223
HIERARCH ESO ISS PBLA23 START 91.5
HIERARCH ESO ISS PBLA23 END 91.9
HIERARCH ESO ISS PBL24 START 189.475
HIERARCH ESO ISS PBL24 END 189.097
HIERARCH ESO ISS PBLA24 START 29.072
HIERARCH ESO ISS PBLA24 END 29.258
HIERARCH ESO ISS PBL34 START 167.944
HIERARCH ESO ISS PBL34 END 167.943
HIERARCH ESO ISS PBLA34 START 0.724
HIERARCH ESO ISS PBLA34 END 1.104
HIERARCH ESO ISS AMBI TAU0 START 0.005888
HIERARCH ESO ISS AMBI TAU0 END 0.006736
HIERARCH ESO ISS AMBI TEMP 13.67
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.76