Exposure
ID
PIONI.2025-09-20T04:12:23.257_1
Header ID
PIONI.2025-09-20T04:12:23.257
Date updated
2025-09-20 04:20:58 UTC+0000
Release date
2025-09-20 04:12:23 UTC+0000
UTC Start
2025-09-20 04:12:23.257
UTC End
2025-09-20 04:13:01.657
MJD Start
60938.175269179
MJD End
60938.175713623445
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002242
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.78
Observation
ID
70468
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
JONAK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
ID
52254
Name
HD14518
RA
34.742274
DEC
-53.93751
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 72.1150 72.2280 79.1000 79.3000
A0-J2 116.7380 116.8340 55.6000 55.8000
A0-K0 125.3850 125.4180 37.7540 37.9360
G1-J2 58.2240 58.2250 26.0000 26.1000
G1-K0 85.6960 85.6910 3.9910 4.1130
J2-K0 38.4560 38.4880 329.5050 329.5880
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 60938.175269179
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD14518
RA 34.742274
DEC -53.93751
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 72.115
HIERARCH ESO ISS PBL12 END 72.228
HIERARCH ESO ISS PBLA12 START 79.1
HIERARCH ESO ISS PBLA12 END 79.3
HIERARCH ESO ISS PBL13 START 116.738
HIERARCH ESO ISS PBL13 END 116.834
HIERARCH ESO ISS PBLA13 START 55.6
HIERARCH ESO ISS PBLA13 END 55.8
HIERARCH ESO ISS PBL14 START 125.385
HIERARCH ESO ISS PBL14 END 125.418
HIERARCH ESO ISS PBLA14 START 37.754
HIERARCH ESO ISS PBLA14 END 37.936
HIERARCH ESO ISS PBL23 START 58.224
HIERARCH ESO ISS PBL23 END 58.225
HIERARCH ESO ISS PBLA23 START 26.0
HIERARCH ESO ISS PBLA23 END 26.1
HIERARCH ESO ISS PBL24 START 85.696
HIERARCH ESO ISS PBL24 END 85.691
HIERARCH ESO ISS PBLA24 START 3.991
HIERARCH ESO ISS PBLA24 END 4.113
HIERARCH ESO ISS PBL34 START 38.456
HIERARCH ESO ISS PBL34 END 38.488
HIERARCH ESO ISS PBLA34 START 329.505
HIERARCH ESO ISS PBLA34 END 329.588
HIERARCH ESO ISS AMBI TAU0 START 0.002201
HIERARCH ESO ISS AMBI TAU0 END 0.002283
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.8