Exposure
ID
PIONI.2025-06-01T06:29:11.153_1
Header ID
PIONI.2025-06-01T06:29:11.153
Date updated
2025-06-01 06:42:06 UTC+0000
Release date
2026-06-01 06:42:06 UTC+0000
UTC Start
2025-06-01 06:29:11.153
UTC End
2025-06-01 06:29:49.553
MJD Start
60827.2702679778
MJD End
60827.27071242224
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006565
Ambient temperature (°C)
13.56
Seeing (arcsec)
0.33499999999999996
Observation
ID
67692
Category
science
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
50344
Name
HD173282
RA
281.327302
DEC
-21.00179
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 48.6500 48.6480 149.6000 149.7000
A0-J2 128.8700 128.9010 91.1000 91.2000
A0-J6 168.9980 169.0190 24.0550 24.1420
B5-J2 111.4890 111.5210 69.3000 69.3000
B5-J6 201.2370 201.2480 12.7160 12.8030
J2-J6 167.8770 167.8700 339.0740 339.1520
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60827.2702679778
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD173282
RA 281.327302
DEC -21.00179
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 48.65
HIERARCH ESO ISS PBL12 END 48.648
HIERARCH ESO ISS PBLA12 START 149.6
HIERARCH ESO ISS PBLA12 END 149.7
HIERARCH ESO ISS PBL13 START 128.87
HIERARCH ESO ISS PBL13 END 128.901
HIERARCH ESO ISS PBLA13 START 91.1
HIERARCH ESO ISS PBLA13 END 91.2
HIERARCH ESO ISS PBL14 START 168.998
HIERARCH ESO ISS PBL14 END 169.019
HIERARCH ESO ISS PBLA14 START 24.055
HIERARCH ESO ISS PBLA14 END 24.142
HIERARCH ESO ISS PBL23 START 111.489
HIERARCH ESO ISS PBL23 END 111.521
HIERARCH ESO ISS PBLA23 START 69.3
HIERARCH ESO ISS PBLA23 END 69.3
HIERARCH ESO ISS PBL24 START 201.237
HIERARCH ESO ISS PBL24 END 201.248
HIERARCH ESO ISS PBLA24 START 12.716
HIERARCH ESO ISS PBLA24 END 12.803
HIERARCH ESO ISS PBL34 START 167.877
HIERARCH ESO ISS PBL34 END 167.87
HIERARCH ESO ISS PBLA34 START 339.074
HIERARCH ESO ISS PBLA34 END 339.152
HIERARCH ESO ISS AMBI TAU0 START 0.006587
HIERARCH ESO ISS AMBI TAU0 END 0.006543
HIERARCH ESO ISS AMBI TEMP 13.56
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.32