Exposure
ID
PIONI.2025-06-22T07:26:12.053_1
Header ID
PIONI.2025-06-22T07:26:12.053
Date updated
2025-06-22 07:30:35 UTC+0000
Release date
2025-06-22 07:26:12 UTC+0000
UTC Start
2025-06-22 07:26:12.053
UTC End
2025-06-22 07:26:37.653
MJD Start
60848.3098617252
MJD End
60848.3101580215
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002411
Ambient temperature (°C)
11.37
Seeing (arcsec)
0.39
Observation
ID
68195
Category
calibrator
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
50693
Name
HD 168592
RA
275.577086
DEC
-38.65706
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 61.0760 61.0190 295.9000 296.1000
K0-D0 81.3070 81.2020 273.1000 273.2000
K0-J3 56.4540 56.4550 351.2450 351.3320
G2-D0 34.4390 34.4070 229.7000 229.7000
G2-J3 54.6960 54.6370 57.8900 57.9450
D0-J3 88.9200 88.8290 54.7270 54.7790
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60848.3098617252
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 168592
RA 275.577086
DEC -38.65706
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 61.076
HIERARCH ESO ISS PBL12 END 61.019
HIERARCH ESO ISS PBLA12 START 295.9
HIERARCH ESO ISS PBLA12 END 296.1
HIERARCH ESO ISS PBL13 START 81.307
HIERARCH ESO ISS PBL13 END 81.202
HIERARCH ESO ISS PBLA13 START 273.1
HIERARCH ESO ISS PBLA13 END 273.2
HIERARCH ESO ISS PBL14 START 56.454
HIERARCH ESO ISS PBL14 END 56.455
HIERARCH ESO ISS PBLA14 START 351.245
HIERARCH ESO ISS PBLA14 END 351.332
HIERARCH ESO ISS PBL23 START 34.439
HIERARCH ESO ISS PBL23 END 34.407
HIERARCH ESO ISS PBLA23 START 229.7
HIERARCH ESO ISS PBLA23 END 229.7
HIERARCH ESO ISS PBL24 START 54.696
HIERARCH ESO ISS PBL24 END 54.637
HIERARCH ESO ISS PBLA24 START 57.89
HIERARCH ESO ISS PBLA24 END 57.945
HIERARCH ESO ISS PBL34 START 88.92
HIERARCH ESO ISS PBL34 END 88.829
HIERARCH ESO ISS PBLA34 START 54.727
HIERARCH ESO ISS PBLA34 END 54.779
HIERARCH ESO ISS AMBI TAU0 START 0.002411
HIERARCH ESO ISS AMBI TAU0 END 0.002411
HIERARCH ESO ISS AMBI TEMP 11.37
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39