Exposure
ID
PIONI.2025-05-30T02:27:54.820_1
Header ID
PIONI.2025-05-30T02:27:54.820
Date updated
2025-05-30 02:36:02 UTC+0000
Release date
2025-05-30 02:27:54 UTC+0000
UTC Start
2025-05-30 02:27:54.820
UTC End
2025-05-30 02:28:33.220
MJD Start
60825.1027178229
MJD End
60825.10316226734
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004462
Ambient temperature (°C)
14.14
Seeing (arcsec)
0.68
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 47.2830 47.2880 187.9000 188.1000
A0-J2 72.1360 71.8890 134.5000 134.8000
A0-J6 143.2210 143.0380 38.3260 38.3100
B5-J2 58.0840 57.7750 93.7000 93.8000
B5-J6 185.5620 185.4290 30.9210 30.9290
J2-J6 167.1860 167.1970 12.9180 13.0120
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 60825.1027178229
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 47.283
HIERARCH ESO ISS PBL12 END 47.288
HIERARCH ESO ISS PBLA12 START 187.9
HIERARCH ESO ISS PBLA12 END 188.1
HIERARCH ESO ISS PBL13 START 72.136
HIERARCH ESO ISS PBL13 END 71.889
HIERARCH ESO ISS PBLA13 START 134.5
HIERARCH ESO ISS PBLA13 END 134.8
HIERARCH ESO ISS PBL14 START 143.221
HIERARCH ESO ISS PBL14 END 143.038
HIERARCH ESO ISS PBLA14 START 38.326
HIERARCH ESO ISS PBLA14 END 38.31
HIERARCH ESO ISS PBL23 START 58.084
HIERARCH ESO ISS PBL23 END 57.775
HIERARCH ESO ISS PBLA23 START 93.7
HIERARCH ESO ISS PBLA23 END 93.8
HIERARCH ESO ISS PBL24 START 185.562
HIERARCH ESO ISS PBL24 END 185.429
HIERARCH ESO ISS PBLA24 START 30.921
HIERARCH ESO ISS PBLA24 END 30.929
HIERARCH ESO ISS PBL34 START 167.186
HIERARCH ESO ISS PBL34 END 167.197
HIERARCH ESO ISS PBLA34 START 12.918
HIERARCH ESO ISS PBLA34 END 13.012
HIERARCH ESO ISS AMBI TAU0 START 0.004462
HIERARCH ESO ISS AMBI TAU0 END 0.004462
HIERARCH ESO ISS AMBI TEMP 14.14
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.68