Exposure
ID
PIONI.2025-05-30T02:29:35.776_1
Header ID
PIONI.2025-05-30T02:29:35.776
Date updated
2025-05-30 02:36:02 UTC+0000
Release date
2025-05-30 02:29:35 UTC+0000
UTC Start
2025-05-30 02:29:35.776
UTC End
2025-05-30 02:30:14.176
MJD Start
60825.1038862951
MJD End
60825.104330739545
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004493
Ambient temperature (°C)
14.11
Seeing (arcsec)
0.705
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 47.2940 47.3000 188.2000 188.3000
A0-J2 71.6180 71.3730 135.1000 135.4000
A0-J6 142.8360 142.6520 38.2920 38.2750
B5-J2 57.4330 57.1220 93.9000 94.0000
B5-J6 185.2820 185.1490 30.9380 30.9460
J2-J6 167.2100 167.2220 13.1150 13.2090
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 60825.1038862951
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 47.294
HIERARCH ESO ISS PBL12 END 47.3
HIERARCH ESO ISS PBLA12 START 188.2
HIERARCH ESO ISS PBLA12 END 188.3
HIERARCH ESO ISS PBL13 START 71.618
HIERARCH ESO ISS PBL13 END 71.373
HIERARCH ESO ISS PBLA13 START 135.1
HIERARCH ESO ISS PBLA13 END 135.4
HIERARCH ESO ISS PBL14 START 142.836
HIERARCH ESO ISS PBL14 END 142.652
HIERARCH ESO ISS PBLA14 START 38.292
HIERARCH ESO ISS PBLA14 END 38.275
HIERARCH ESO ISS PBL23 START 57.433
HIERARCH ESO ISS PBL23 END 57.122
HIERARCH ESO ISS PBLA23 START 93.9
HIERARCH ESO ISS PBLA23 END 94.0
HIERARCH ESO ISS PBL24 START 185.282
HIERARCH ESO ISS PBL24 END 185.149
HIERARCH ESO ISS PBLA24 START 30.938
HIERARCH ESO ISS PBLA24 END 30.946
HIERARCH ESO ISS PBL34 START 167.21
HIERARCH ESO ISS PBL34 END 167.222
HIERARCH ESO ISS PBLA34 START 13.115
HIERARCH ESO ISS PBLA34 END 13.209
HIERARCH ESO ISS AMBI TAU0 START 0.004493
HIERARCH ESO ISS AMBI TAU0 END 0.004493
HIERARCH ESO ISS AMBI TEMP 14.11
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.69