Exposure
ID
PIONI.2025-08-26T05:56:58.887_1
Header ID
PIONI.2025-08-26T05:56:58.887
Date updated
2025-08-26 06:20:58 UTC+0000
Release date
2025-08-26 05:56:58 UTC+0000
UTC Start
2025-08-26 05:56:58.888
UTC End
2025-08-26 05:57:37.288
MJD Start
60913.2479037931
MJD End
60913.24834823754
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.00584
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.785
Observation
ID
70083
Category
calibrator
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
51996
Name
HD223505
RA
357.532424
DEC
1.97008
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 45.4120 45.3790 147.4000 147.5000
A0-J2 129.0580 129.0810 92.7000 92.7000
A0-J6 152.7190 152.8370 27.0760 27.1560
B5-J2 109.3340 109.4160 72.9000 72.9000
B5-J6 179.9880 180.0700 14.5000 14.5930
J2-J6 153.9390 153.8470 337.3010 337.3760
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.003
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60913.2479037931
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD223505
RA 357.532424
DEC 1.97008
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 45.412
HIERARCH ESO ISS PBL12 END 45.379
HIERARCH ESO ISS PBLA12 START 147.4
HIERARCH ESO ISS PBLA12 END 147.5
HIERARCH ESO ISS PBL13 START 129.058
HIERARCH ESO ISS PBL13 END 129.081
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 152.719
HIERARCH ESO ISS PBL14 END 152.837
HIERARCH ESO ISS PBLA14 START 27.076
HIERARCH ESO ISS PBLA14 END 27.156
HIERARCH ESO ISS PBL23 START 109.334
HIERARCH ESO ISS PBL23 END 109.416
HIERARCH ESO ISS PBLA23 START 72.9
HIERARCH ESO ISS PBLA23 END 72.9
HIERARCH ESO ISS PBL24 START 179.988
HIERARCH ESO ISS PBL24 END 180.07
HIERARCH ESO ISS PBLA24 START 14.5
HIERARCH ESO ISS PBLA24 END 14.593
HIERARCH ESO ISS PBL34 START 153.939
HIERARCH ESO ISS PBL34 END 153.847
HIERARCH ESO ISS PBLA34 START 337.301
HIERARCH ESO ISS PBLA34 END 337.376
HIERARCH ESO ISS AMBI TAU0 START 0.00584
HIERARCH ESO ISS AMBI TAU0 END 0.00584
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.81