Exposure
ID
PIONI.2025-09-22T02:35:24.553_1
Header ID
PIONI.2025-09-22T02:35:24.553
Date updated
2025-09-22 02:40:58 UTC+0000
Release date
2025-09-22 02:35:24 UTC+0000
UTC Start
2025-09-22 02:35:24.553
UTC End
2025-09-22 02:36:02.953
MJD Start
60940.1079230723
MJD End
60940.10836751674
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005628
Ambient temperature (°C)
11.38
Seeing (arcsec)
0.525
Observation
ID
70479
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
JONAK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
ID
52262
Name
HD173036
RA
281.018159
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 70.8570 70.7450 143.8000 144.0000
A0-J2 91.7440 91.4620 113.8000 113.9000
A0-K0 94.1030 93.8110 83.5840 83.6300
G1-J2 46.7520 46.6460 64.4000 64.4000
G1-K0 85.2140 85.1510 37.3610 37.3720
J2-K0 48.4610 48.4630 11.3720 11.4550
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 60940.1079230723
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD173036
RA 281.018159
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 70.857
HIERARCH ESO ISS PBL12 END 70.745
HIERARCH ESO ISS PBLA12 START 143.8
HIERARCH ESO ISS PBLA12 END 144.0
HIERARCH ESO ISS PBL13 START 91.744
HIERARCH ESO ISS PBL13 END 91.462
HIERARCH ESO ISS PBLA13 START 113.8
HIERARCH ESO ISS PBLA13 END 113.9
HIERARCH ESO ISS PBL14 START 94.103
HIERARCH ESO ISS PBL14 END 93.811
HIERARCH ESO ISS PBLA14 START 83.584
HIERARCH ESO ISS PBLA14 END 83.63
HIERARCH ESO ISS PBL23 START 46.752
HIERARCH ESO ISS PBL23 END 46.646
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 85.214
HIERARCH ESO ISS PBL24 END 85.151
HIERARCH ESO ISS PBLA24 START 37.361
HIERARCH ESO ISS PBLA24 END 37.372
HIERARCH ESO ISS PBL34 START 48.461
HIERARCH ESO ISS PBL34 END 48.463
HIERARCH ESO ISS PBLA34 START 11.372
HIERARCH ESO ISS PBLA34 END 11.455
HIERARCH ESO ISS AMBI TAU0 START 0.005628
HIERARCH ESO ISS AMBI TAU0 END 0.005628
HIERARCH ESO ISS AMBI TEMP 11.38
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.51