Exposure
ID
PIONI.2025-06-01T01:14:02.428_1
Header ID
PIONI.2025-06-01T01:14:02.428
Date updated
2025-06-01 01:21:54 UTC+0000
Release date
2026-06-01 01:21:54 UTC+0000
UTC Start
2025-06-01 01:14:02.428
UTC End
2025-06-01 01:14:40.828
MJD Start
60827.0514169903
MJD End
60827.051861434746
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.010087
Ambient temperature (°C)
14.59
Seeing (arcsec)
0.29
Observation
ID
67629
Category
science
Program ID
115.28F2.002
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
50297
Name
HD87810
RA
151.78148
DEC
-21.25568
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.9250 46.9220 175.9000 176.0000
A0-J2 96.6620 96.4070 114.3000 114.5000
A0-J6 159.1050 158.9870 37.7800 37.7980
B5-J2 85.0010 84.7640 85.3000 85.3000
B5-J6 196.5450 196.4730 28.6030 28.6380
J2-J6 165.8220 165.8270 3.2390 3.3430
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60827.0514169903
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD87810
RA 151.78148
DEC -21.25568
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 46.925
HIERARCH ESO ISS PBL12 END 46.922
HIERARCH ESO ISS PBLA12 START 175.9
HIERARCH ESO ISS PBLA12 END 176.0
HIERARCH ESO ISS PBL13 START 96.662
HIERARCH ESO ISS PBL13 END 96.407
HIERARCH ESO ISS PBLA13 START 114.3
HIERARCH ESO ISS PBLA13 END 114.5
HIERARCH ESO ISS PBL14 START 159.105
HIERARCH ESO ISS PBL14 END 158.987
HIERARCH ESO ISS PBLA14 START 37.78
HIERARCH ESO ISS PBLA14 END 37.798
HIERARCH ESO ISS PBL23 START 85.001
HIERARCH ESO ISS PBL23 END 84.764
HIERARCH ESO ISS PBLA23 START 85.3
HIERARCH ESO ISS PBLA23 END 85.3
HIERARCH ESO ISS PBL24 START 196.545
HIERARCH ESO ISS PBL24 END 196.473
HIERARCH ESO ISS PBLA24 START 28.603
HIERARCH ESO ISS PBLA24 END 28.638
HIERARCH ESO ISS PBL34 START 165.822
HIERARCH ESO ISS PBL34 END 165.827
HIERARCH ESO ISS PBLA34 START 3.239
HIERARCH ESO ISS PBLA34 END 3.343
HIERARCH ESO ISS AMBI TAU0 START 0.010087
HIERARCH ESO ISS AMBI TAU0 END 0.010087
HIERARCH ESO ISS AMBI TEMP 14.59
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.29