Exposure
ID
PIONI.2025-06-24T07:48:32.968_1
Header ID
PIONI.2025-06-24T07:48:32.968
Date updated
2025-06-24 07:55:53 UTC+0000
Release date
2025-06-24 07:48:32 UTC+0000
UTC Start
2025-06-24 07:48:32.968
UTC End
2025-06-24 07:48:58.568
MJD Start
60850.3253815714
MJD End
60850.325677867695
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004039
Ambient temperature (°C)
11.02
Seeing (arcsec)
0.63
Observation
ID
68229
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
50710
Name
HD 168592
RA
275.575663
DEC
-38.65706
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2480 25.2470 167.6000 167.7000
A0-D0 25.2250 25.1850 98.3000 98.4000
A0-C1 21.2990 21.2900 145.9580 146.0860
B2-D0 28.7080 28.6830 42.9000 43.0000
B2-C1 9.5640 9.5560 42.8710 42.9110
D0-C1 19.1430 19.1270 222.9400 222.9800
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 60850.3253815714
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 168592
RA 275.575663
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 25.248
HIERARCH ESO ISS PBL12 END 25.247
HIERARCH ESO ISS PBLA12 START 167.6
HIERARCH ESO ISS PBLA12 END 167.7
HIERARCH ESO ISS PBL13 START 25.225
HIERARCH ESO ISS PBL13 END 25.185
HIERARCH ESO ISS PBLA13 START 98.3
HIERARCH ESO ISS PBLA13 END 98.4
HIERARCH ESO ISS PBL14 START 21.299
HIERARCH ESO ISS PBL14 END 21.29
HIERARCH ESO ISS PBLA14 START 145.958
HIERARCH ESO ISS PBLA14 END 146.086
HIERARCH ESO ISS PBL23 START 28.708
HIERARCH ESO ISS PBL23 END 28.683
HIERARCH ESO ISS PBLA23 START 42.9
HIERARCH ESO ISS PBLA23 END 43.0
HIERARCH ESO ISS PBL24 START 9.564
HIERARCH ESO ISS PBL24 END 9.556
HIERARCH ESO ISS PBLA24 START 42.871
HIERARCH ESO ISS PBLA24 END 42.911
HIERARCH ESO ISS PBL34 START 19.143
HIERARCH ESO ISS PBL34 END 19.127
HIERARCH ESO ISS PBLA34 START 222.94
HIERARCH ESO ISS PBLA34 END 222.98
HIERARCH ESO ISS AMBI TAU0 START 0.004039
HIERARCH ESO ISS AMBI TAU0 END 0.004039
HIERARCH ESO ISS AMBI TEMP 11.02
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.63