Exposure
ID
PIONI.2025-03-30T09:05:23.448_1
Header ID
PIONI.2025-03-30T09:05:23.448
Date updated
2025-03-30 09:10:44 UTC+0000
Release date
2025-03-30 09:05:23 UTC+0000
UTC Start
2025-03-30 09:05:23.448
UTC End
2025-03-30 09:05:49.048
MJD Start
60764.3787436117
MJD End
60764.379039907995
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004857
Ambient temperature (°C)
13.54
Seeing (arcsec)
0.91
Observation
ID
65971
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
49109
Name
HD168592
RA
275.577089
DEC
-38.65706
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 65.1880 65.2290 257.4000 257.5000
K0-D0 94.2130 94.2450 237.2000 237.4000
K0-J3 52.5400 52.5660 322.8190 322.8760
G2-D0 39.9260 39.9240 203.0000 203.1000
G2-J3 64.5060 64.5060 29.6000 29.6930
D0-J3 104.2690 104.2670 27.0870 27.1790
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 60764.3787436117
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD168592
RA 275.577089
DEC -38.65706
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 65.188
HIERARCH ESO ISS PBL12 END 65.229
HIERARCH ESO ISS PBLA12 START 257.4
HIERARCH ESO ISS PBLA12 END 257.5
HIERARCH ESO ISS PBL13 START 94.213
HIERARCH ESO ISS PBL13 END 94.245
HIERARCH ESO ISS PBLA13 START 237.2
HIERARCH ESO ISS PBLA13 END 237.4
HIERARCH ESO ISS PBL14 START 52.54
HIERARCH ESO ISS PBL14 END 52.566
HIERARCH ESO ISS PBLA14 START 322.819
HIERARCH ESO ISS PBLA14 END 322.876
HIERARCH ESO ISS PBL23 START 39.926
HIERARCH ESO ISS PBL23 END 39.924
HIERARCH ESO ISS PBLA23 START 203.0
HIERARCH ESO ISS PBLA23 END 203.1
HIERARCH ESO ISS PBL24 START 64.506
HIERARCH ESO ISS PBL24 END 64.506
HIERARCH ESO ISS PBLA24 START 29.6
HIERARCH ESO ISS PBLA24 END 29.693
HIERARCH ESO ISS PBL34 START 104.269
HIERARCH ESO ISS PBL34 END 104.267
HIERARCH ESO ISS PBLA34 START 27.087
HIERARCH ESO ISS PBLA34 END 27.179
HIERARCH ESO ISS AMBI TAU0 START 0.004857
HIERARCH ESO ISS AMBI TAU0 END 0.004857
HIERARCH ESO ISS AMBI TEMP 13.54
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91