Exposure
ID
PIONI.2025-09-21T02:47:19.430_1
Header ID
PIONI.2025-09-21T02:47:19.430
Date updated
2025-09-21 02:55:51 UTC+0000
Release date
2025-09-21 02:47:19 UTC+0000
UTC Start
2025-09-21 02:47:19.430
UTC End
2025-09-21 02:47:57.830
MJD Start
60939.1161971111
MJD End
60939.11664155554
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002306
Ambient temperature (°C)
11.55
Seeing (arcsec)
0.5800000000000001
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 69.7730 69.6630 145.7000 145.9000
A0-J2 88.9680 88.6810 115.2000 115.4000
A0-K0 91.2060 90.9040 84.0320 84.0780
G1-J2 45.6990 45.5880 64.4000 64.4000
G1-K0 84.5870 84.5200 37.4490 37.4570
J2-K0 48.4880 48.4910 12.1710 12.2520
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 60939.1161971111
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 69.773
HIERARCH ESO ISS PBL12 END 69.663
HIERARCH ESO ISS PBLA12 START 145.7
HIERARCH ESO ISS PBLA12 END 145.9
HIERARCH ESO ISS PBL13 START 88.968
HIERARCH ESO ISS PBL13 END 88.681
HIERARCH ESO ISS PBLA13 START 115.2
HIERARCH ESO ISS PBLA13 END 115.4
HIERARCH ESO ISS PBL14 START 91.206
HIERARCH ESO ISS PBL14 END 90.904
HIERARCH ESO ISS PBLA14 START 84.032
HIERARCH ESO ISS PBLA14 END 84.078
HIERARCH ESO ISS PBL23 START 45.699
HIERARCH ESO ISS PBL23 END 45.588
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 84.587
HIERARCH ESO ISS PBL24 END 84.52
HIERARCH ESO ISS PBLA24 START 37.449
HIERARCH ESO ISS PBLA24 END 37.457
HIERARCH ESO ISS PBL34 START 48.488
HIERARCH ESO ISS PBL34 END 48.491
HIERARCH ESO ISS PBLA34 START 12.171
HIERARCH ESO ISS PBLA34 END 12.252
HIERARCH ESO ISS AMBI TAU0 START 0.002306
HIERARCH ESO ISS AMBI TAU0 END 0.002306
HIERARCH ESO ISS AMBI TEMP 11.55
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.6