Exposure
ID
PIONI.2025-06-22T07:59:27.584_1
Header ID
PIONI.2025-06-22T07:59:27.584
Date updated
2025-06-22 08:05:52 UTC+0000
Release date
2025-06-22 07:59:27 UTC+0000
UTC Start
2025-06-22 07:59:27.584
UTC End
2025-06-22 07:59:53.184
MJD Start
60848.3329581455
MJD End
60848.33325444179
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002662
Ambient temperature (°C)
11.31
Seeing (arcsec)
0.46
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 57.7480 57.6850 303.0000 303.1000
K0-D0 75.0420 74.9210 278.8000 278.9000
K0-J3 56.4930 56.4940 356.0930 356.1810
G2-D0 32.5140 32.4760 232.2000 232.3000
G2-J3 51.0990 51.0280 60.7920 60.8410
D0-J3 83.3920 83.2830 57.4680 57.5150
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 60848.3329581455
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 57.748
HIERARCH ESO ISS PBL12 END 57.685
HIERARCH ESO ISS PBLA12 START 303.0
HIERARCH ESO ISS PBLA12 END 303.1
HIERARCH ESO ISS PBL13 START 75.042
HIERARCH ESO ISS PBL13 END 74.921
HIERARCH ESO ISS PBLA13 START 278.8
HIERARCH ESO ISS PBLA13 END 278.9
HIERARCH ESO ISS PBL14 START 56.493
HIERARCH ESO ISS PBL14 END 56.494
HIERARCH ESO ISS PBLA14 START 356.093
HIERARCH ESO ISS PBLA14 END 356.181
HIERARCH ESO ISS PBL23 START 32.514
HIERARCH ESO ISS PBL23 END 32.476
HIERARCH ESO ISS PBLA23 START 232.2
HIERARCH ESO ISS PBLA23 END 232.3
HIERARCH ESO ISS PBL24 START 51.099
HIERARCH ESO ISS PBL24 END 51.028
HIERARCH ESO ISS PBLA24 START 60.792
HIERARCH ESO ISS PBLA24 END 60.841
HIERARCH ESO ISS PBL34 START 83.392
HIERARCH ESO ISS PBL34 END 83.283
HIERARCH ESO ISS PBLA34 START 57.468
HIERARCH ESO ISS PBLA34 END 57.515
HIERARCH ESO ISS AMBI TAU0 START 0.002662
HIERARCH ESO ISS AMBI TAU0 END 0.002662
HIERARCH ESO ISS AMBI TEMP 11.31
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46