Exposure
ID
PIONI.2025-03-31T07:37:59.593_1
Header ID
PIONI.2025-03-31T07:37:59.593
Date updated
2025-03-31 07:45:52 UTC+0000
Release date
2025-03-31 07:37:59 UTC+0000
UTC Start
2025-03-31 07:37:59.592
UTC End
2025-03-31 07:38:25.192
MJD Start
60765.3180508357
MJD End
60765.318347132
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008989500000000001
Ambient temperature (°C)
13.77
Seeing (arcsec)
0.46499999999999997
Observation
ID
65977
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
49115
Name
HD145897
RA
243.46208
DEC
-11.8378
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 67.2670 67.2980 269.3000 269.4000
K0-D0 93.1160 93.1720 248.7000 248.7000
K0-J3 56.2430 56.2350 328.6960 328.7410
G2-D0 38.4000 38.4140 210.5000 210.5000
G2-J3 61.9120 61.9410 37.9100 37.9750
D0-J3 100.1110 100.1550 35.0590 35.1260
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 60765.3180508357
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD145897
RA 243.46208
DEC -11.8378
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 67.267
HIERARCH ESO ISS PBL12 END 67.298
HIERARCH ESO ISS PBLA12 START 269.3
HIERARCH ESO ISS PBLA12 END 269.4
HIERARCH ESO ISS PBL13 START 93.116
HIERARCH ESO ISS PBL13 END 93.172
HIERARCH ESO ISS PBLA13 START 248.7
HIERARCH ESO ISS PBLA13 END 248.7
HIERARCH ESO ISS PBL14 START 56.243
HIERARCH ESO ISS PBL14 END 56.235
HIERARCH ESO ISS PBLA14 START 328.696
HIERARCH ESO ISS PBLA14 END 328.741
HIERARCH ESO ISS PBL23 START 38.4
HIERARCH ESO ISS PBL23 END 38.414
HIERARCH ESO ISS PBLA23 START 210.5
HIERARCH ESO ISS PBLA23 END 210.5
HIERARCH ESO ISS PBL24 START 61.912
HIERARCH ESO ISS PBL24 END 61.941
HIERARCH ESO ISS PBLA24 START 37.91
HIERARCH ESO ISS PBLA24 END 37.975
HIERARCH ESO ISS PBL34 START 100.111
HIERARCH ESO ISS PBL34 END 100.155
HIERARCH ESO ISS PBLA34 START 35.059
HIERARCH ESO ISS PBLA34 END 35.126
HIERARCH ESO ISS AMBI TAU0 START 0.009825
HIERARCH ESO ISS AMBI TAU0 END 0.008154
HIERARCH ESO ISS AMBI TEMP 13.77
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.48