Exposure
ID
PIONI.2025-04-25T01:19:03.465_1
Header ID
PIONI.2025-04-25T01:19:03.465
Date updated
2025-04-25 01:25:49 UTC+0000
Release date
2025-04-25 01:19:03 UTC+0000
UTC Start
2025-04-25 01:19:03.464
UTC End
2025-04-25 01:19:41.864
MJD Start
60790.054901205
MJD End
60790.055345649445
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.012271
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.44
Observation
ID
66977
Category
calibrator
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
49794
Name
HD85991
RA
148.772249
DEC
-22.33329
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 88.5410 88.4890 121.9000 122.0000
A0-J2 126.1120 126.0190 98.2000 98.3000
A0-K0 125.4770 125.3960 75.9210 75.9910
G1-J2 57.4530 57.4250 59.8000 59.9000
G1-K0 90.2550 90.2440 31.0460 31.1140
J2-K0 48.5540 48.5530 356.3110 356.4020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60790.054901205
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD85991
RA 148.772249
DEC -22.33329
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 88.541
HIERARCH ESO ISS PBL12 END 88.489
HIERARCH ESO ISS PBLA12 START 121.9
HIERARCH ESO ISS PBLA12 END 122.0
HIERARCH ESO ISS PBL13 START 126.112
HIERARCH ESO ISS PBL13 END 126.019
HIERARCH ESO ISS PBLA13 START 98.2
HIERARCH ESO ISS PBLA13 END 98.3
HIERARCH ESO ISS PBL14 START 125.477
HIERARCH ESO ISS PBL14 END 125.396
HIERARCH ESO ISS PBLA14 START 75.921
HIERARCH ESO ISS PBLA14 END 75.991
HIERARCH ESO ISS PBL23 START 57.453
HIERARCH ESO ISS PBL23 END 57.425
HIERARCH ESO ISS PBLA23 START 59.8
HIERARCH ESO ISS PBLA23 END 59.9
HIERARCH ESO ISS PBL24 START 90.255
HIERARCH ESO ISS PBL24 END 90.244
HIERARCH ESO ISS PBLA24 START 31.046
HIERARCH ESO ISS PBLA24 END 31.114
HIERARCH ESO ISS PBL34 START 48.554
HIERARCH ESO ISS PBL34 END 48.553
HIERARCH ESO ISS PBLA34 START 356.311
HIERARCH ESO ISS PBLA34 END 356.402
HIERARCH ESO ISS AMBI TAU0 START 0.012271
HIERARCH ESO ISS AMBI TAU0 END 0.012271
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.46