Exposure
ID
GRAVI.2025-01-09T07:47:44.043_1
Header ID
GRAVI.2025-01-09T07:47:44.043
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 07:47:44.043
UTC End
2025-01-09 07:50:24.043
MJD Start
60684.32481531
MJD End
60684.326667161855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.00592
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.9450000000000001
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 48.5060 48.5000 172.6000 173.1000
A0-J2 109.0020 108.3170 117.2000 117.7000
A0-J6 153.4660 152.9520 39.6340 39.7930
B5-J2 90.7710 90.0420 91.0000 91.4000
B5-J6 189.8840 189.5150 28.8630 29.0530
J2-J6 167.9440 167.9440 0.3050 0.6850
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 60684.32481531
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 48.506
HIERARCH ESO ISS PBL12 END 48.5
HIERARCH ESO ISS PBLA12 START 172.6
HIERARCH ESO ISS PBLA12 END 173.1
HIERARCH ESO ISS PBL13 START 109.002
HIERARCH ESO ISS PBL13 END 108.317
HIERARCH ESO ISS PBLA13 START 117.2
HIERARCH ESO ISS PBLA13 END 117.7
HIERARCH ESO ISS PBL14 START 153.466
HIERARCH ESO ISS PBL14 END 152.952
HIERARCH ESO ISS PBLA14 START 39.634
HIERARCH ESO ISS PBLA14 END 39.793
HIERARCH ESO ISS PBL23 START 90.771
HIERARCH ESO ISS PBL23 END 90.042
HIERARCH ESO ISS PBLA23 START 91.0
HIERARCH ESO ISS PBLA23 END 91.4
HIERARCH ESO ISS PBL24 START 189.884
HIERARCH ESO ISS PBL24 END 189.515
HIERARCH ESO ISS PBLA24 START 28.863
HIERARCH ESO ISS PBLA24 END 29.053
HIERARCH ESO ISS PBL34 START 167.944
HIERARCH ESO ISS PBL34 END 167.944
HIERARCH ESO ISS PBLA34 START 0.305
HIERARCH ESO ISS PBLA34 END 0.685
HIERARCH ESO ISS AMBI TAU0 START 0.005952
HIERARCH ESO ISS AMBI TAU0 END 0.005888
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 1.0
HIERARCH ESO ISS AMBI FWHM END 0.89