Exposure
ID
PIONI.2025-07-23T07:53:21.843_1
Header ID
PIONI.2025-07-23T07:53:21.843
Date updated
2025-07-23 08:00:51 UTC+0000
Release date
2025-07-23 07:53:21 UTC+0000
UTC Start
2025-07-23 07:53:21.844
UTC End
2025-07-23 07:54:00.244
MJD Start
60879.3287250446
MJD End
60879.32916948904
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0044355
Ambient temperature (°C)
12.52
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 90.3400 90.3220 113.4000 113.4000
A0-J2 128.1800 128.2380 92.9000 92.9000
A0-K0 122.6260 122.7500 72.6800 72.6940
G1-J2 53.9180 53.9840 56.8000 56.9000
G1-K0 80.0720 80.1360 25.2560 25.3490
J2-K0 44.2790 44.2610 345.6710 345.7580
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 60879.3287250446
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 90.34
HIERARCH ESO ISS PBL12 END 90.322
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 128.18
HIERARCH ESO ISS PBL13 END 128.238
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 122.626
HIERARCH ESO ISS PBL14 END 122.75
HIERARCH ESO ISS PBLA14 START 72.68
HIERARCH ESO ISS PBLA14 END 72.694
HIERARCH ESO ISS PBL23 START 53.918
HIERARCH ESO ISS PBL23 END 53.984
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 80.072
HIERARCH ESO ISS PBL24 END 80.136
HIERARCH ESO ISS PBLA24 START 25.256
HIERARCH ESO ISS PBLA24 END 25.349
HIERARCH ESO ISS PBL34 START 44.279
HIERARCH ESO ISS PBL34 END 44.261
HIERARCH ESO ISS PBLA34 START 345.671
HIERARCH ESO ISS PBLA34 END 345.758
HIERARCH ESO ISS AMBI TAU0 START 0.003787
HIERARCH ESO ISS AMBI TAU0 END 0.005084
HIERARCH ESO ISS AMBI TEMP 12.52
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.5