Exposure
ID
PIONI.2025-05-30T02:28:45.285_1
Header ID
PIONI.2025-05-30T02:28:45.285
Date updated
2025-05-30 02:36:02 UTC+0000
Release date
2025-05-30 02:28:45 UTC+0000
UTC Start
2025-05-30 02:28:45.285
UTC End
2025-05-30 02:29:23.685
MJD Start
60825.1033019074
MJD End
60825.103746351844
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0044775
Ambient temperature (°C)
14.14
Seeing (arcsec)
0.7
Observation
ID
67630
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
50298
Name
HD85991
RA
148.772848
DEC
-22.33329
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 47.2890 47.2940 188.1000 188.2000
A0-J2 71.8790 71.6280 134.8000 135.1000
A0-J6 143.0310 142.8430 38.3090 38.2920
B5-J2 57.7620 57.4460 93.8000 93.9000
B5-J6 185.4240 185.2880 30.9290 30.9380
J2-J6 167.1980 167.2100 13.0160 13.1120
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 60825.1033019074
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD85991
RA 148.772848
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 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 47.289
HIERARCH ESO ISS PBL12 END 47.294
HIERARCH ESO ISS PBLA12 START 188.1
HIERARCH ESO ISS PBLA12 END 188.2
HIERARCH ESO ISS PBL13 START 71.879
HIERARCH ESO ISS PBL13 END 71.628
HIERARCH ESO ISS PBLA13 START 134.8
HIERARCH ESO ISS PBLA13 END 135.1
HIERARCH ESO ISS PBL14 START 143.031
HIERARCH ESO ISS PBL14 END 142.843
HIERARCH ESO ISS PBLA14 START 38.309
HIERARCH ESO ISS PBLA14 END 38.292
HIERARCH ESO ISS PBL23 START 57.762
HIERARCH ESO ISS PBL23 END 57.446
HIERARCH ESO ISS PBLA23 START 93.8
HIERARCH ESO ISS PBLA23 END 93.9
HIERARCH ESO ISS PBL24 START 185.424
HIERARCH ESO ISS PBL24 END 185.288
HIERARCH ESO ISS PBLA24 START 30.929
HIERARCH ESO ISS PBLA24 END 30.938
HIERARCH ESO ISS PBL34 START 167.198
HIERARCH ESO ISS PBL34 END 167.21
HIERARCH ESO ISS PBLA34 START 13.016
HIERARCH ESO ISS PBLA34 END 13.112
HIERARCH ESO ISS AMBI TAU0 START 0.004462
HIERARCH ESO ISS AMBI TAU0 END 0.004493
HIERARCH ESO ISS AMBI TEMP 14.14
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.72