Exposure
ID
PIONI.2025-08-29T04:24:22.292_1
Header ID
PIONI.2025-08-29T04:24:22.292
Date updated
2025-08-29 04:30:55 UTC+0000
Release date
2025-08-29 04:24:22 UTC+0000
UTC Start
2025-08-29 04:24:22.292
UTC End
2025-08-29 04:25:00.692
MJD Start
60916.1835913379
MJD End
60916.184035782346
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005717
Ambient temperature (°C)
11.88
Seeing (arcsec)
0.45
Observation
ID
68862
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
51231
Name
HD173036
RA
281.01816
DEC
-18.7643
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 68.8930 68.7890 147.4000 147.6000
A0-J2 86.6260 86.3410 116.5000 116.7000
A0-K0 88.7200 88.4150 84.4070 84.4520
G1-J2 44.7910 44.6800 64.4000 64.4000
G1-K0 84.0380 83.9700 37.4970 37.5010
J2-K0 48.5110 48.5140 12.8260 12.9040
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 60916.1835913379
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD173036
RA 281.01816
DEC -18.7643
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.893
HIERARCH ESO ISS PBL12 END 68.789
HIERARCH ESO ISS PBLA12 START 147.4
HIERARCH ESO ISS PBLA12 END 147.6
HIERARCH ESO ISS PBL13 START 86.626
HIERARCH ESO ISS PBL13 END 86.341
HIERARCH ESO ISS PBLA13 START 116.5
HIERARCH ESO ISS PBLA13 END 116.7
HIERARCH ESO ISS PBL14 START 88.72
HIERARCH ESO ISS PBL14 END 88.415
HIERARCH ESO ISS PBLA14 START 84.407
HIERARCH ESO ISS PBLA14 END 84.452
HIERARCH ESO ISS PBL23 START 44.791
HIERARCH ESO ISS PBL23 END 44.68
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 84.038
HIERARCH ESO ISS PBL24 END 83.97
HIERARCH ESO ISS PBLA24 START 37.497
HIERARCH ESO ISS PBLA24 END 37.501
HIERARCH ESO ISS PBL34 START 48.511
HIERARCH ESO ISS PBL34 END 48.514
HIERARCH ESO ISS PBLA34 START 12.826
HIERARCH ESO ISS PBLA34 END 12.904
HIERARCH ESO ISS AMBI TAU0 START 0.005717
HIERARCH ESO ISS AMBI TAU0 END 0.005717
HIERARCH ESO ISS AMBI TEMP 11.88
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.46