Exposure
ID
PIONI.2025-06-17T08:09:11.263_1
Header ID
PIONI.2025-06-17T08:09:11.263
Date updated
2025-06-17 08:16:07 UTC+0000
Release date
2026-06-17 08:16:06 UTC+0000
UTC Start
2025-06-17 08:09:11.263
UTC End
2025-06-17 08:09:36.863
MJD Start
60843.3397136917
MJD End
60843.340009987995
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0038919999999999996
Ambient temperature (°C)
6.71
Seeing (arcsec)
0.71
Observation
ID
68114
Category
science
Program ID
115.27VC.001
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
50630
Name
V VX Sgr
RA
272.015659
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 75.0020 74.9270 142.7000 142.8000
A0-J2 97.7840 97.5970 114.6000 114.7000
A0-K0 97.6900 97.4890 85.8400 85.8880
G1-J2 47.3870 47.3110 66.5000 66.5000
G1-K0 84.6290 84.5810 37.9150 37.9300
J2-K0 48.6150 48.6160 10.1310 10.1930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60843.3397136917
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
DEC -22.22406
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 75.002
HIERARCH ESO ISS PBL12 END 74.927
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.8
HIERARCH ESO ISS PBL13 START 97.784
HIERARCH ESO ISS PBL13 END 97.597
HIERARCH ESO ISS PBLA13 START 114.6
HIERARCH ESO ISS PBLA13 END 114.7
HIERARCH ESO ISS PBL14 START 97.69
HIERARCH ESO ISS PBL14 END 97.489
HIERARCH ESO ISS PBLA14 START 85.84
HIERARCH ESO ISS PBLA14 END 85.888
HIERARCH ESO ISS PBL23 START 47.387
HIERARCH ESO ISS PBL23 END 47.311
HIERARCH ESO ISS PBLA23 START 66.5
HIERARCH ESO ISS PBLA23 END 66.5
HIERARCH ESO ISS PBL24 START 84.629
HIERARCH ESO ISS PBL24 END 84.581
HIERARCH ESO ISS PBLA24 START 37.915
HIERARCH ESO ISS PBLA24 END 37.93
HIERARCH ESO ISS PBL34 START 48.615
HIERARCH ESO ISS PBL34 END 48.616
HIERARCH ESO ISS PBLA34 START 10.131
HIERARCH ESO ISS PBLA34 END 10.193
HIERARCH ESO ISS AMBI TAU0 START 0.003343
HIERARCH ESO ISS AMBI TAU0 END 0.004441
HIERARCH ESO ISS AMBI TEMP 6.71
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.71