Exposure
ID
PIONI.2025-07-22T05:07:16.208_1
Header ID
PIONI.2025-07-22T05:07:16.208
Date updated
2025-07-22 05:40:54 UTC+0000
Release date
2025-07-22 05:07:16 UTC+0000
UTC Start
2025-07-22 05:07:16.209
UTC End
2025-07-22 05:07:54.609
MJD Start
60878.2133820429
MJD End
60878.21382648734
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0079935
Ambient temperature (°C)
14.47
Seeing (arcsec)
0.535
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 83.2950 83.2010 127.0000 127.1000
A0-J2 118.0890 117.9180 101.7000 101.8000
A0-K0 119.3740 119.2240 78.2580 78.3080
G1-J2 55.6620 55.6120 61.9000 62.0000
G1-K0 89.8450 89.8250 34.0820 34.1270
J2-K0 48.2310 48.2320 1.4660 1.5560
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 60878.2133820429
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 83.295
HIERARCH ESO ISS PBL12 END 83.201
HIERARCH ESO ISS PBLA12 START 127.0
HIERARCH ESO ISS PBLA12 END 127.1
HIERARCH ESO ISS PBL13 START 118.089
HIERARCH ESO ISS PBL13 END 117.918
HIERARCH ESO ISS PBLA13 START 101.7
HIERARCH ESO ISS PBLA13 END 101.8
HIERARCH ESO ISS PBL14 START 119.374
HIERARCH ESO ISS PBL14 END 119.224
HIERARCH ESO ISS PBLA14 START 78.258
HIERARCH ESO ISS PBLA14 END 78.308
HIERARCH ESO ISS PBL23 START 55.662
HIERARCH ESO ISS PBL23 END 55.612
HIERARCH ESO ISS PBLA23 START 61.9
HIERARCH ESO ISS PBLA23 END 62.0
HIERARCH ESO ISS PBL24 START 89.845
HIERARCH ESO ISS PBL24 END 89.825
HIERARCH ESO ISS PBLA24 START 34.082
HIERARCH ESO ISS PBLA24 END 34.127
HIERARCH ESO ISS PBL34 START 48.231
HIERARCH ESO ISS PBL34 END 48.232
HIERARCH ESO ISS PBLA34 START 1.466
HIERARCH ESO ISS PBLA34 END 1.556
HIERARCH ESO ISS AMBI TAU0 START 0.007245
HIERARCH ESO ISS AMBI TAU0 END 0.008742
HIERARCH ESO ISS AMBI TEMP 14.47
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.53