Exposure
ID
PIONI.2025-09-22T02:34:34.444_1
Header ID
PIONI.2025-09-22T02:34:34.444
Date updated
2025-09-22 02:40:58 UTC+0000
Release date
2025-09-22 02:34:34 UTC+0000
UTC Start
2025-09-22 02:34:34.444
UTC End
2025-09-22 02:35:12.844
MJD Start
60940.1073430991
MJD End
60940.107787543544
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005628
Ambient temperature (°C)
11.32
Seeing (arcsec)
0.56
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 70.9720 70.8620 143.6000 143.8000
A0-J2 92.0310 91.7550 113.6000 113.8000
A0-K0 94.4000 94.1150 83.5380 83.5830
G1-J2 46.8600 46.7570 64.4000 64.4000
G1-K0 85.2770 85.2160 37.3500 37.3610
J2-K0 48.4580 48.4610 11.2880 11.3690
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 60940.1073430991
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 70.972
HIERARCH ESO ISS PBL12 END 70.862
HIERARCH ESO ISS PBLA12 START 143.6
HIERARCH ESO ISS PBLA12 END 143.8
HIERARCH ESO ISS PBL13 START 92.031
HIERARCH ESO ISS PBL13 END 91.755
HIERARCH ESO ISS PBLA13 START 113.6
HIERARCH ESO ISS PBLA13 END 113.8
HIERARCH ESO ISS PBL14 START 94.4
HIERARCH ESO ISS PBL14 END 94.115
HIERARCH ESO ISS PBLA14 START 83.538
HIERARCH ESO ISS PBLA14 END 83.583
HIERARCH ESO ISS PBL23 START 46.86
HIERARCH ESO ISS PBL23 END 46.757
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 85.277
HIERARCH ESO ISS PBL24 END 85.216
HIERARCH ESO ISS PBLA24 START 37.35
HIERARCH ESO ISS PBLA24 END 37.361
HIERARCH ESO ISS PBL34 START 48.458
HIERARCH ESO ISS PBL34 END 48.461
HIERARCH ESO ISS PBLA34 START 11.288
HIERARCH ESO ISS PBLA34 END 11.369
HIERARCH ESO ISS AMBI TAU0 START 0.005628
HIERARCH ESO ISS AMBI TAU0 END 0.005628
HIERARCH ESO ISS AMBI TEMP 11.32
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.54