Exposure
ID
PIONI.2025-04-28T00:13:07.449_1
Header ID
PIONI.2025-04-28T00:13:07.449
Date updated
2025-04-28 00:20:52 UTC+0000
Release date
2025-04-28 00:13:07 UTC+0000
UTC Start
2025-04-28 00:13:07.449
UTC End
2025-04-28 00:13:45.849
MJD Start
60793.0091139949
MJD End
60793.00955843934
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007024
Ambient temperature (°C)
13.61
Seeing (arcsec)
0.35
Observation
ID
66977
Category
calibrator
Program ID
115.28F2.002
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
49794
Name
HD85991
RA
148.772249
DEC
-22.33329
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 90.4950 90.4900 116.0000 116.1000
A0-J2 129.2350 129.2340 92.9000 92.9000
A0-K0 127.9730 127.9770 71.0730 71.1500
G1-J2 58.2160 58.2190 55.1000 55.2000
G1-K0 90.4320 90.4360 26.0700 26.1520
J2-K0 48.6150 48.6140 350.5020 350.5860
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60793.0091139949
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD85991
RA 148.772249
DEC -22.33329
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 90.495
HIERARCH ESO ISS PBL12 END 90.49
HIERARCH ESO ISS PBLA12 START 116.0
HIERARCH ESO ISS PBLA12 END 116.1
HIERARCH ESO ISS PBL13 START 129.235
HIERARCH ESO ISS PBL13 END 129.234
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 127.973
HIERARCH ESO ISS PBL14 END 127.977
HIERARCH ESO ISS PBLA14 START 71.073
HIERARCH ESO ISS PBLA14 END 71.15
HIERARCH ESO ISS PBL23 START 58.216
HIERARCH ESO ISS PBL23 END 58.219
HIERARCH ESO ISS PBLA23 START 55.1
HIERARCH ESO ISS PBLA23 END 55.2
HIERARCH ESO ISS PBL24 START 90.432
HIERARCH ESO ISS PBL24 END 90.436
HIERARCH ESO ISS PBLA24 START 26.07
HIERARCH ESO ISS PBLA24 END 26.152
HIERARCH ESO ISS PBL34 START 48.615
HIERARCH ESO ISS PBL34 END 48.614
HIERARCH ESO ISS PBLA34 START 350.502
HIERARCH ESO ISS PBLA34 END 350.586
HIERARCH ESO ISS AMBI TAU0 START 0.007264
HIERARCH ESO ISS AMBI TAU0 END 0.006784
HIERARCH ESO ISS AMBI TEMP 13.61
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.38