Exposure
ID
PIONI.2025-07-23T07:54:12.379_1
Header ID
PIONI.2025-07-23T07:54:12.379
Date updated
2025-07-23 08:00:51 UTC+0000
Release date
2025-07-23 07:54:12 UTC+0000
UTC Start
2025-07-23 07:54:12.379
UTC End
2025-07-23 07:54:50.779
MJD Start
60879.3293099371
MJD End
60879.32975438154
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005084
Ambient temperature (°C)
12.47
Seeing (arcsec)
0.5
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 90.3210 90.3020 113.4000 113.4000
A0-J2 128.2410 128.2960 92.9000 92.8000
A0-K0 122.7550 122.8750 72.6950 72.7050
G1-J2 53.9870 54.0500 56.9000 56.9000
G1-K0 80.1390 80.2020 25.3530 25.4400
J2-K0 44.2600 44.2430 345.7610 345.8430
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 60879.3293099371
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 90.321
HIERARCH ESO ISS PBL12 END 90.302
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 128.241
HIERARCH ESO ISS PBL13 END 128.296
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 122.755
HIERARCH ESO ISS PBL14 END 122.875
HIERARCH ESO ISS PBLA14 START 72.695
HIERARCH ESO ISS PBLA14 END 72.705
HIERARCH ESO ISS PBL23 START 53.987
HIERARCH ESO ISS PBL23 END 54.05
HIERARCH ESO ISS PBLA23 START 56.9
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 80.139
HIERARCH ESO ISS PBL24 END 80.202
HIERARCH ESO ISS PBLA24 START 25.353
HIERARCH ESO ISS PBLA24 END 25.44
HIERARCH ESO ISS PBL34 START 44.26
HIERARCH ESO ISS PBL34 END 44.243
HIERARCH ESO ISS PBLA34 START 345.761
HIERARCH ESO ISS PBLA34 END 345.843
HIERARCH ESO ISS AMBI TAU0 START 0.005084
HIERARCH ESO ISS AMBI TAU0 END 0.005084
HIERARCH ESO ISS AMBI TEMP 12.47
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.5