Exposure
ID
PIONI.2025-03-21T02:13:28.666_1
Header ID
PIONI.2025-03-21T02:13:28.666
Date updated
2025-03-21 02:20:54 UTC+0000
Release date
2025-03-21 02:13:28 UTC+0000
UTC Start
2025-03-21 02:13:28.666
UTC End
2025-03-21 02:13:54.266
MJD Start
60755.0926928949
MJD End
60755.092989191195
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003623
Ambient temperature (°C)
16.88
Seeing (arcsec)
0.61
Observation
ID
65732
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
48905
Name
HD98811
RA
170.31204
DEC
-68.20974
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 79.8470 79.8880 83.1000 83.3000
A0-J2 126.2930 126.3170 65.0000 65.1000
A0-K0 127.7270 127.7210 49.9470 50.0840
G1-J2 56.2120 56.2030 38.7000 38.9000
G1-K0 74.9540 74.9420 14.2910 14.3940
J2-K0 33.2720 33.2890 329.9230 330.0110
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 60755.0926928949
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD98811
RA 170.31204
DEC -68.20974
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 79.847
HIERARCH ESO ISS PBL12 END 79.888
HIERARCH ESO ISS PBLA12 START 83.1
HIERARCH ESO ISS PBLA12 END 83.3
HIERARCH ESO ISS PBL13 START 126.293
HIERARCH ESO ISS PBL13 END 126.317
HIERARCH ESO ISS PBLA13 START 65.0
HIERARCH ESO ISS PBLA13 END 65.1
HIERARCH ESO ISS PBL14 START 127.727
HIERARCH ESO ISS PBL14 END 127.721
HIERARCH ESO ISS PBLA14 START 49.947
HIERARCH ESO ISS PBLA14 END 50.084
HIERARCH ESO ISS PBL23 START 56.212
HIERARCH ESO ISS PBL23 END 56.203
HIERARCH ESO ISS PBLA23 START 38.7
HIERARCH ESO ISS PBLA23 END 38.9
HIERARCH ESO ISS PBL24 START 74.954
HIERARCH ESO ISS PBL24 END 74.942
HIERARCH ESO ISS PBLA24 START 14.291
HIERARCH ESO ISS PBLA24 END 14.394
HIERARCH ESO ISS PBL34 START 33.272
HIERARCH ESO ISS PBL34 END 33.289
HIERARCH ESO ISS PBLA34 START 329.923
HIERARCH ESO ISS PBLA34 END 330.011
HIERARCH ESO ISS AMBI TAU0 START 0.003623
HIERARCH ESO ISS AMBI TAU0 END 0.003623
HIERARCH ESO ISS AMBI TEMP 16.88
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.61