Exposure
ID
PIONI.2025-03-31T07:58:42.298_1
Header ID
PIONI.2025-03-31T07:58:42.298
Date updated
2025-03-31 08:05:45 UTC+0000
Release date
2025-03-31 07:58:42 UTC+0000
UTC Start
2025-03-31 07:58:42.298
UTC End
2025-03-31 07:59:07.898
MJD Start
60765.3324340065
MJD End
60765.3327303028
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009929
Ambient temperature (°C)
13.97
Seeing (arcsec)
0.37
Observation
ID
65980
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
49118
Name
HD149934
RA
249.6447
DEC
-18.82576
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.0920 67.1250 267.7000 267.8000
K0-D0 93.7810 93.8270 246.8000 246.9000
K0-J3 56.5620 56.5620 328.5660 328.6140
G2-D0 39.3010 39.3100 209.2000 209.2000
G2-J3 63.2490 63.2670 36.4090 36.4810
D0-J3 102.3550 102.3830 33.6320 33.7040
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 60765.3324340065
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD149934
RA 249.6447
DEC -18.82576
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 67.092
HIERARCH ESO ISS PBL12 END 67.125
HIERARCH ESO ISS PBLA12 START 267.7
HIERARCH ESO ISS PBLA12 END 267.8
HIERARCH ESO ISS PBL13 START 93.781
HIERARCH ESO ISS PBL13 END 93.827
HIERARCH ESO ISS PBLA13 START 246.8
HIERARCH ESO ISS PBLA13 END 246.9
HIERARCH ESO ISS PBL14 START 56.562
HIERARCH ESO ISS PBL14 END 56.562
HIERARCH ESO ISS PBLA14 START 328.566
HIERARCH ESO ISS PBLA14 END 328.614
HIERARCH ESO ISS PBL23 START 39.301
HIERARCH ESO ISS PBL23 END 39.31
HIERARCH ESO ISS PBLA23 START 209.2
HIERARCH ESO ISS PBLA23 END 209.2
HIERARCH ESO ISS PBL24 START 63.249
HIERARCH ESO ISS PBL24 END 63.267
HIERARCH ESO ISS PBLA24 START 36.409
HIERARCH ESO ISS PBLA24 END 36.481
HIERARCH ESO ISS PBL34 START 102.355
HIERARCH ESO ISS PBL34 END 102.383
HIERARCH ESO ISS PBLA34 START 33.632
HIERARCH ESO ISS PBLA34 END 33.704
HIERARCH ESO ISS AMBI TAU0 START 0.009929
HIERARCH ESO ISS AMBI TAU0 END 0.009929
HIERARCH ESO ISS AMBI TEMP 13.97
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.37