Exposure
ID
PIONI.2025-06-22T07:43:40.783_1
Header ID
PIONI.2025-06-22T07:43:40.783
Date updated
2025-06-22 07:50:49 UTC+0000
Release date
2025-06-22 07:43:40 UTC+0000
UTC Start
2025-06-22 07:43:40.783
UTC End
2025-06-22 07:44:06.383
MJD Start
60848.3219998004
MJD End
60848.322296096696
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00239
Ambient temperature (°C)
11.61
Seeing (arcsec)
0.43
Observation
ID
68193
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
50692
Name
HD 165634
RA
272.020898
DEC
-28.45727
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 54.4780 54.3950 296.5000 296.6000
K0-D0 74.4910 74.3550 270.4000 270.5000
K0-J3 56.1060 56.1040 355.8550 355.9400
G2-D0 35.0500 35.0190 227.3000 227.3000
G2-J3 54.7610 54.6990 54.7070 54.7300
D0-J3 89.6310 89.5370 51.8000 51.8220
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 60848.3219998004
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165634
RA 272.020898
DEC -28.45727
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 54.478
HIERARCH ESO ISS PBL12 END 54.395
HIERARCH ESO ISS PBLA12 START 296.5
HIERARCH ESO ISS PBLA12 END 296.6
HIERARCH ESO ISS PBL13 START 74.491
HIERARCH ESO ISS PBL13 END 74.355
HIERARCH ESO ISS PBLA13 START 270.4
HIERARCH ESO ISS PBLA13 END 270.5
HIERARCH ESO ISS PBL14 START 56.106
HIERARCH ESO ISS PBL14 END 56.104
HIERARCH ESO ISS PBLA14 START 355.855
HIERARCH ESO ISS PBLA14 END 355.94
HIERARCH ESO ISS PBL23 START 35.05
HIERARCH ESO ISS PBL23 END 35.019
HIERARCH ESO ISS PBLA23 START 227.3
HIERARCH ESO ISS PBLA23 END 227.3
HIERARCH ESO ISS PBL24 START 54.761
HIERARCH ESO ISS PBL24 END 54.699
HIERARCH ESO ISS PBLA24 START 54.707
HIERARCH ESO ISS PBLA24 END 54.73
HIERARCH ESO ISS PBL34 START 89.631
HIERARCH ESO ISS PBL34 END 89.537
HIERARCH ESO ISS PBLA34 START 51.8
HIERARCH ESO ISS PBLA34 END 51.822
HIERARCH ESO ISS AMBI TAU0 START 0.00239
HIERARCH ESO ISS AMBI TAU0 END 0.00239
HIERARCH ESO ISS AMBI TEMP 11.61
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43