Exposure
ID
PIONI.2025-07-21T06:32:47.275_1
Header ID
PIONI.2025-07-21T06:32:47.275
Date updated
2025-07-21 06:40:33 UTC+0000
Release date
2025-07-21 06:32:47 UTC+0000
UTC Start
2025-07-21 06:32:47.275
UTC End
2025-07-21 06:33:25.675
MJD Start
60877.2727693878
MJD End
60877.27321383224
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003886
Ambient temperature (°C)
14.9
Seeing (arcsec)
0.48
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 72.2980 72.1830 141.5000 141.7000
A0-J2 95.2660 94.9920 112.0000 112.2000
A0-K0 97.7100 97.4320 83.0040 83.0500
G1-J2 48.0580 47.9580 64.3000 64.3000
G1-K0 85.9750 85.9170 37.1970 37.2120
J2-K0 48.4250 48.4270 10.3160 10.4000
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 60877.2727693878
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 72.298
HIERARCH ESO ISS PBL12 END 72.183
HIERARCH ESO ISS PBLA12 START 141.5
HIERARCH ESO ISS PBLA12 END 141.7
HIERARCH ESO ISS PBL13 START 95.266
HIERARCH ESO ISS PBL13 END 94.992
HIERARCH ESO ISS PBLA13 START 112.0
HIERARCH ESO ISS PBLA13 END 112.2
HIERARCH ESO ISS PBL14 START 97.71
HIERARCH ESO ISS PBL14 END 97.432
HIERARCH ESO ISS PBLA14 START 83.004
HIERARCH ESO ISS PBLA14 END 83.05
HIERARCH ESO ISS PBL23 START 48.058
HIERARCH ESO ISS PBL23 END 47.958
HIERARCH ESO ISS PBLA23 START 64.3
HIERARCH ESO ISS PBLA23 END 64.3
HIERARCH ESO ISS PBL24 START 85.975
HIERARCH ESO ISS PBL24 END 85.917
HIERARCH ESO ISS PBLA24 START 37.197
HIERARCH ESO ISS PBLA24 END 37.212
HIERARCH ESO ISS PBL34 START 48.425
HIERARCH ESO ISS PBL34 END 48.427
HIERARCH ESO ISS PBLA34 START 10.316
HIERARCH ESO ISS PBLA34 END 10.4
HIERARCH ESO ISS AMBI TAU0 START 0.003886
HIERARCH ESO ISS AMBI TAU0 END 0.003886
HIERARCH ESO ISS AMBI TEMP 14.9
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48