Exposure
ID
PIONI.2025-06-16T08:53:44.383_1
Header ID
PIONI.2025-06-16T08:53:44.383
Date updated
2025-06-16 09:00:52 UTC+0000
Release date
2025-06-16 08:53:44 UTC+0000
UTC Start
2025-06-16 08:53:44.383
UTC End
2025-06-16 08:54:22.783
MJD Start
60842.370652582
MJD End
60842.371097026444
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002068
Ambient temperature (°C)
6.86
Seeing (arcsec)
0.93
Observation
ID
68123
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
50634
Name
HD174423
RA
282.781074
DEC
-19.61614
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 73.4300 73.3180 141.1000 141.3000
A0-J2 96.9700 96.7030 112.1000 112.3000
A0-K0 98.8120 98.5390 83.4870 83.5380
G1-J2 48.3020 48.2030 64.8000 64.8000
G1-K0 85.9040 85.8460 37.2910 37.3090
J2-K0 48.4770 48.4790 9.9200 10.0040
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 60842.370652582
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD174423
RA 282.781074
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 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 73.43
HIERARCH ESO ISS PBL12 END 73.318
HIERARCH ESO ISS PBLA12 START 141.1
HIERARCH ESO ISS PBLA12 END 141.3
HIERARCH ESO ISS PBL13 START 96.97
HIERARCH ESO ISS PBL13 END 96.703
HIERARCH ESO ISS PBLA13 START 112.1
HIERARCH ESO ISS PBLA13 END 112.3
HIERARCH ESO ISS PBL14 START 98.812
HIERARCH ESO ISS PBL14 END 98.539
HIERARCH ESO ISS PBLA14 START 83.487
HIERARCH ESO ISS PBLA14 END 83.538
HIERARCH ESO ISS PBL23 START 48.302
HIERARCH ESO ISS PBL23 END 48.203
HIERARCH ESO ISS PBLA23 START 64.8
HIERARCH ESO ISS PBLA23 END 64.8
HIERARCH ESO ISS PBL24 START 85.904
HIERARCH ESO ISS PBL24 END 85.846
HIERARCH ESO ISS PBLA24 START 37.291
HIERARCH ESO ISS PBLA24 END 37.309
HIERARCH ESO ISS PBL34 START 48.477
HIERARCH ESO ISS PBL34 END 48.479
HIERARCH ESO ISS PBLA34 START 9.92
HIERARCH ESO ISS PBLA34 END 10.004
HIERARCH ESO ISS AMBI TAU0 START 0.002068
HIERARCH ESO ISS AMBI TAU0 END 0.002068
HIERARCH ESO ISS AMBI TEMP 6.86
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.93