Exposure
ID
PIONI.2025-09-21T02:48:10.080_1
Header ID
PIONI.2025-09-21T02:48:10.080
Date updated
2025-09-21 02:55:51 UTC+0000
Release date
2025-09-21 02:48:10 UTC+0000
UTC Start
2025-09-21 02:48:10.079
UTC End
2025-09-21 02:48:48.479
MJD Start
60939.1167833256
MJD End
60939.11722777004
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002306
Ambient temperature (°C)
11.46
Seeing (arcsec)
0.6
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 69.6610 69.5520 145.9000 146.1000
A0-J2 88.6760 88.3880 115.4000 115.5000
A0-K0 90.8980 90.5940 84.0790 84.1250
G1-J2 45.5860 45.4750 64.4000 64.4000
G1-K0 84.5190 84.4520 37.4570 37.4640
J2-K0 48.4910 48.4940 12.2540 12.3350
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 60939.1167833256
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 69.661
HIERARCH ESO ISS PBL12 END 69.552
HIERARCH ESO ISS PBLA12 START 145.9
HIERARCH ESO ISS PBLA12 END 146.1
HIERARCH ESO ISS PBL13 START 88.676
HIERARCH ESO ISS PBL13 END 88.388
HIERARCH ESO ISS PBLA13 START 115.4
HIERARCH ESO ISS PBLA13 END 115.5
HIERARCH ESO ISS PBL14 START 90.898
HIERARCH ESO ISS PBL14 END 90.594
HIERARCH ESO ISS PBLA14 START 84.079
HIERARCH ESO ISS PBLA14 END 84.125
HIERARCH ESO ISS PBL23 START 45.586
HIERARCH ESO ISS PBL23 END 45.475
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 84.519
HIERARCH ESO ISS PBL24 END 84.452
HIERARCH ESO ISS PBLA24 START 37.457
HIERARCH ESO ISS PBLA24 END 37.464
HIERARCH ESO ISS PBL34 START 48.491
HIERARCH ESO ISS PBL34 END 48.494
HIERARCH ESO ISS PBLA34 START 12.254
HIERARCH ESO ISS PBLA34 END 12.335
HIERARCH ESO ISS AMBI TAU0 START 0.002306
HIERARCH ESO ISS AMBI TAU0 END 0.002306
HIERARCH ESO ISS AMBI TEMP 11.46
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.6