Exposure
ID
PIONI.2025-04-26T00:26:14.299_1
Header ID
PIONI.2025-04-26T00:26:14.299
Date updated
2025-04-26 00:35:46 UTC+0000
Release date
2025-04-26 00:26:14 UTC+0000
UTC Start
2025-04-26 00:26:14.299
UTC End
2025-04-26 00:26:52.699
MJD Start
60791.0182210486
MJD End
60791.018665493044
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006053
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.39
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 90.4480 90.4390 116.5000 116.6000
A0-J2 129.1990 129.1890 93.4000 93.4000
A0-K0 127.9770 127.9730 71.5710 71.6460
G1-J2 58.2290 58.2290 55.6000 55.7000
G1-K0 90.4570 90.4600 26.5990 26.6780
J2-K0 48.6090 48.6080 351.0470 351.1300
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 60791.0182210486
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 90.448
HIERARCH ESO ISS PBL12 END 90.439
HIERARCH ESO ISS PBLA12 START 116.5
HIERARCH ESO ISS PBLA12 END 116.6
HIERARCH ESO ISS PBL13 START 129.199
HIERARCH ESO ISS PBL13 END 129.189
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 93.4
HIERARCH ESO ISS PBL14 START 127.977
HIERARCH ESO ISS PBL14 END 127.973
HIERARCH ESO ISS PBLA14 START 71.571
HIERARCH ESO ISS PBLA14 END 71.646
HIERARCH ESO ISS PBL23 START 58.229
HIERARCH ESO ISS PBL23 END 58.229
HIERARCH ESO ISS PBLA23 START 55.6
HIERARCH ESO ISS PBLA23 END 55.7
HIERARCH ESO ISS PBL24 START 90.457
HIERARCH ESO ISS PBL24 END 90.46
HIERARCH ESO ISS PBLA24 START 26.599
HIERARCH ESO ISS PBLA24 END 26.678
HIERARCH ESO ISS PBL34 START 48.609
HIERARCH ESO ISS PBL34 END 48.608
HIERARCH ESO ISS PBLA34 START 351.047
HIERARCH ESO ISS PBLA34 END 351.13
HIERARCH ESO ISS AMBI TAU0 START 0.006053
HIERARCH ESO ISS AMBI TAU0 END 0.006053
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39