Exposure
ID
PIONI.2025-07-21T05:17:31.119_1
Header ID
PIONI.2025-07-21T05:17:31.119
Date updated
2025-07-21 05:25:29 UTC+0000
Release date
2025-07-21 05:17:31 UTC+0000
UTC Start
2025-07-21 05:17:31.119
UTC End
2025-07-21 05:17:56.719
MJD Start
60877.2204990606
MJD End
60877.220795356894
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0084155
Ambient temperature (°C)
15.18
Seeing (arcsec)
0.525
Observation
ID
68891
Category
calibrator
Program ID
115.285P.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
51254
Name
HD214462
RA
339.684569
DEC
-28.74828
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 79.8570 79.9530 102.9000 103.0000
A0-J2 114.1710 114.3080 76.6000 76.7000
A0-K0 117.4450 117.5390 52.9020 53.0100
G1-J2 55.3910 55.4160 36.9000 37.0000
G1-K0 90.1070 90.1100 10.1270 10.2120
J2-K0 47.6720 47.6800 338.6100 338.6580
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60877.2204990606
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD214462
RA 339.684569
DEC -28.74828
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 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 79.857
HIERARCH ESO ISS PBL12 END 79.953
HIERARCH ESO ISS PBLA12 START 102.9
HIERARCH ESO ISS PBLA12 END 103.0
HIERARCH ESO ISS PBL13 START 114.171
HIERARCH ESO ISS PBL13 END 114.308
HIERARCH ESO ISS PBLA13 START 76.6
HIERARCH ESO ISS PBLA13 END 76.7
HIERARCH ESO ISS PBL14 START 117.445
HIERARCH ESO ISS PBL14 END 117.539
HIERARCH ESO ISS PBLA14 START 52.902
HIERARCH ESO ISS PBLA14 END 53.01
HIERARCH ESO ISS PBL23 START 55.391
HIERARCH ESO ISS PBL23 END 55.416
HIERARCH ESO ISS PBLA23 START 36.9
HIERARCH ESO ISS PBLA23 END 37.0
HIERARCH ESO ISS PBL24 START 90.107
HIERARCH ESO ISS PBL24 END 90.11
HIERARCH ESO ISS PBLA24 START 10.127
HIERARCH ESO ISS PBLA24 END 10.212
HIERARCH ESO ISS PBL34 START 47.672
HIERARCH ESO ISS PBL34 END 47.68
HIERARCH ESO ISS PBLA34 START 338.61
HIERARCH ESO ISS PBLA34 END 338.658
HIERARCH ESO ISS AMBI TAU0 START 0.008353
HIERARCH ESO ISS AMBI TAU0 END 0.008478
HIERARCH ESO ISS AMBI TEMP 15.18
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.54