Exposure
ID
PIONI.2025-07-23T07:52:31.435_1
Header ID
PIONI.2025-07-23T07:52:31.435
Date updated
2025-07-23 08:00:51 UTC+0000
Release date
2025-07-23 07:52:31 UTC+0000
UTC Start
2025-07-23 07:52:31.435
UTC End
2025-07-23 07:53:09.835
MJD Start
60879.3281416064
MJD End
60879.32858605084
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0041275
Ambient temperature (°C)
12.59
Seeing (arcsec)
0.51
Observation
ID
68131
Category
calibrator
Program ID
115.28F2.003
Program Title
WEIGHING THE STARS: HIGH-PRECISION MASSES OF F-TYPE MAIN-SEQUENCE BINARIES
Program Type
Normal
PI / COI
JONÁK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
ID
50642
Name
HD223505
RA
357.531867
DEC
1.97008
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 90.3580 90.3410 113.4000 113.4000
A0-J2 128.1200 128.1780 92.9000 92.9000
A0-K0 122.4980 122.6210 72.6690 72.6800
G1-J2 53.8510 53.9160 56.8000 56.8000
G1-K0 80.0070 80.0700 25.1640 25.2520
J2-K0 44.2970 44.2800 345.5870 345.6680
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.003
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60879.3281416064
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD223505
RA 357.531867
DEC 1.97008
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.358
HIERARCH ESO ISS PBL12 END 90.341
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 128.12
HIERARCH ESO ISS PBL13 END 128.178
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 122.498
HIERARCH ESO ISS PBL14 END 122.621
HIERARCH ESO ISS PBLA14 START 72.669
HIERARCH ESO ISS PBLA14 END 72.68
HIERARCH ESO ISS PBL23 START 53.851
HIERARCH ESO ISS PBL23 END 53.916
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.8
HIERARCH ESO ISS PBL24 START 80.007
HIERARCH ESO ISS PBL24 END 80.07
HIERARCH ESO ISS PBLA24 START 25.164
HIERARCH ESO ISS PBLA24 END 25.252
HIERARCH ESO ISS PBL34 START 44.297
HIERARCH ESO ISS PBL34 END 44.28
HIERARCH ESO ISS PBLA34 START 345.587
HIERARCH ESO ISS PBLA34 END 345.668
HIERARCH ESO ISS AMBI TAU0 START 0.004468
HIERARCH ESO ISS AMBI TAU0 END 0.003787
HIERARCH ESO ISS AMBI TEMP 12.59
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.52