Exposure
ID
PIONI.2025-06-02T04:15:40.596_1
Header ID
PIONI.2025-06-02T04:15:40.596
Date updated
2025-06-02 04:21:26 UTC+0000
Release date
2025-06-02 04:15:40 UTC+0000
UTC Start
2025-06-02 04:15:40.595
UTC End
2025-06-02 04:16:18.995
MJD Start
60828.1775531853
MJD End
60828.17799762974
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003922
Ambient temperature (°C)
11.01
Seeing (arcsec)
0.94
Observation
ID
67691
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
50343
Name
HD174423
RA
282.781664
DEC
-19.61614
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.7170 46.7460 141.3000 141.3000
A0-J2 104.4560 104.7060 78.4000 78.5000
A0-J6 163.8560 163.8730 6.4150 6.5330
B5-J2 92.9330 93.0950 51.9000 52.0000
B5-J6 199.5670 199.5610 356.8610 356.9570
J2-J6 164.9000 164.9530 329.3680 329.4040
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 60828.1775531853
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD174423
RA 282.781664
DEC -19.61614
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 46.717
HIERARCH ESO ISS PBL12 END 46.746
HIERARCH ESO ISS PBLA12 START 141.3
HIERARCH ESO ISS PBLA12 END 141.3
HIERARCH ESO ISS PBL13 START 104.456
HIERARCH ESO ISS PBL13 END 104.706
HIERARCH ESO ISS PBLA13 START 78.4
HIERARCH ESO ISS PBLA13 END 78.5
HIERARCH ESO ISS PBL14 START 163.856
HIERARCH ESO ISS PBL14 END 163.873
HIERARCH ESO ISS PBLA14 START 6.415
HIERARCH ESO ISS PBLA14 END 6.533
HIERARCH ESO ISS PBL23 START 92.933
HIERARCH ESO ISS PBL23 END 93.095
HIERARCH ESO ISS PBLA23 START 51.9
HIERARCH ESO ISS PBLA23 END 52.0
HIERARCH ESO ISS PBL24 START 199.567
HIERARCH ESO ISS PBL24 END 199.561
HIERARCH ESO ISS PBLA24 START 356.861
HIERARCH ESO ISS PBLA24 END 356.957
HIERARCH ESO ISS PBL34 START 164.9
HIERARCH ESO ISS PBL34 END 164.953
HIERARCH ESO ISS PBLA34 START 329.368
HIERARCH ESO ISS PBLA34 END 329.404
HIERARCH ESO ISS AMBI TAU0 START 0.003922
HIERARCH ESO ISS AMBI TAU0 END 0.003922
HIERARCH ESO ISS AMBI TEMP 11.01
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 0.94