Exposure
ID
PIONI.2025-08-23T07:51:29.470_1
Header ID
PIONI.2025-08-23T07:51:29.470
Date updated
2025-08-23 07:55:40 UTC+0000
Release date
2025-08-23 07:51:29 UTC+0000
UTC Start
2025-08-23 07:51:29.470
UTC End
2025-08-23 07:52:07.870
MJD Start
60910.3274244182
MJD End
60910.327868862645
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002708
Ambient temperature (°C)
2.72
Seeing (arcsec)
1.13
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 40.8150 40.7800 158.4000 158.5000
A0-J2 119.2220 119.0430 91.9000 91.9000
A0-J6 165.6170 165.6910 33.9760 34.0070
B5-J2 109.5190 109.4390 71.9000 71.9000
B5-J6 191.6550 191.7470 23.8540 23.9080
J2-J6 143.7770 143.7200 349.3340 349.4480
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 60910.3274244182
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 40.815
HIERARCH ESO ISS PBL12 END 40.78
HIERARCH ESO ISS PBLA12 START 158.4
HIERARCH ESO ISS PBLA12 END 158.5
HIERARCH ESO ISS PBL13 START 119.222
HIERARCH ESO ISS PBL13 END 119.043
HIERARCH ESO ISS PBLA13 START 91.9
HIERARCH ESO ISS PBLA13 END 91.9
HIERARCH ESO ISS PBL14 START 165.617
HIERARCH ESO ISS PBL14 END 165.691
HIERARCH ESO ISS PBLA14 START 33.976
HIERARCH ESO ISS PBLA14 END 34.007
HIERARCH ESO ISS PBL23 START 109.519
HIERARCH ESO ISS PBL23 END 109.439
HIERARCH ESO ISS PBLA23 START 71.9
HIERARCH ESO ISS PBLA23 END 71.9
HIERARCH ESO ISS PBL24 START 191.655
HIERARCH ESO ISS PBL24 END 191.747
HIERARCH ESO ISS PBLA24 START 23.854
HIERARCH ESO ISS PBLA24 END 23.908
HIERARCH ESO ISS PBL34 START 143.777
HIERARCH ESO ISS PBL34 END 143.72
HIERARCH ESO ISS PBLA34 START 349.334
HIERARCH ESO ISS PBLA34 END 349.448
HIERARCH ESO ISS AMBI TAU0 START 0.002708
HIERARCH ESO ISS AMBI TAU0 END 0.002708
HIERARCH ESO ISS AMBI TEMP 2.72
HIERARCH ESO ISS AMBI FWHM START 1.13
HIERARCH ESO ISS AMBI FWHM END 1.13