Exposure
ID
PIONI.2025-06-01T06:22:40.006_1
Header ID
PIONI.2025-06-01T06:22:40.006
Date updated
2025-06-01 06:36:07 UTC+0000
Release date
2025-06-01 06:22:40 UTC+0000
UTC Start
2025-06-01 06:22:40.006
UTC End
2025-06-01 06:23:18.406
MJD Start
60827.2657408142
MJD End
60827.26618525864
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.011101
Ambient temperature (°C)
13.54
Seeing (arcsec)
0.29
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 48.6540 48.6530 148.5000 148.6000
A0-J2 128.2180 128.2720 90.2000 90.2000
A0-J6 168.1980 168.2270 22.7440 22.8300
B5-J2 110.7240 110.7760 68.2000 68.3000
B5-J6 200.5640 200.5800 11.3940 11.4770
J2-J6 167.8530 167.8450 337.8870 337.9550
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 60827.2657408142
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 48.654
HIERARCH ESO ISS PBL12 END 48.653
HIERARCH ESO ISS PBLA12 START 148.5
HIERARCH ESO ISS PBLA12 END 148.6
HIERARCH ESO ISS PBL13 START 128.218
HIERARCH ESO ISS PBL13 END 128.272
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 168.198
HIERARCH ESO ISS PBL14 END 168.227
HIERARCH ESO ISS PBLA14 START 22.744
HIERARCH ESO ISS PBLA14 END 22.83
HIERARCH ESO ISS PBL23 START 110.724
HIERARCH ESO ISS PBL23 END 110.776
HIERARCH ESO ISS PBLA23 START 68.2
HIERARCH ESO ISS PBLA23 END 68.3
HIERARCH ESO ISS PBL24 START 200.564
HIERARCH ESO ISS PBL24 END 200.58
HIERARCH ESO ISS PBLA24 START 11.394
HIERARCH ESO ISS PBLA24 END 11.477
HIERARCH ESO ISS PBL34 START 167.853
HIERARCH ESO ISS PBL34 END 167.845
HIERARCH ESO ISS PBLA34 START 337.887
HIERARCH ESO ISS PBLA34 END 337.955
HIERARCH ESO ISS AMBI TAU0 START 0.011101
HIERARCH ESO ISS AMBI TAU0 END 0.011101
HIERARCH ESO ISS AMBI TEMP 13.54
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.29