Exposure
ID
PIONI.2025-03-21T04:04:40.376_1
Header ID
PIONI.2025-03-21T04:04:40.376
Date updated
2025-03-21 04:10:48 UTC+0000
Release date
2025-03-21 04:04:40 UTC+0000
UTC Start
2025-03-21 04:04:40.376
UTC End
2025-03-21 04:05:18.776
MJD Start
60755.1699117608
MJD End
60755.17035620524
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.01073
Ambient temperature (°C)
16.16
Seeing (arcsec)
0.41
Observation
ID
64916
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
48345
Name
HD71542
RA
126.705757
DEC
-34.17469
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 83.3200 83.2600 144.4000 144.6000
A0-J2 108.1510 107.9750 120.7000 120.8000
A0-K0 100.9650 100.7370 94.4260 94.5490
G1-J2 46.2330 46.1340 74.2000 74.3000
G1-K0 79.4510 79.3690 41.0230 41.0670
J2-K0 48.0040 48.0000 9.1710 9.2570
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 60755.1699117608
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD71542
RA 126.705757
DEC -34.17469
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 83.32
HIERARCH ESO ISS PBL12 END 83.26
HIERARCH ESO ISS PBLA12 START 144.4
HIERARCH ESO ISS PBLA12 END 144.6
HIERARCH ESO ISS PBL13 START 108.151
HIERARCH ESO ISS PBL13 END 107.975
HIERARCH ESO ISS PBLA13 START 120.7
HIERARCH ESO ISS PBLA13 END 120.8
HIERARCH ESO ISS PBL14 START 100.965
HIERARCH ESO ISS PBL14 END 100.737
HIERARCH ESO ISS PBLA14 START 94.426
HIERARCH ESO ISS PBLA14 END 94.549
HIERARCH ESO ISS PBL23 START 46.233
HIERARCH ESO ISS PBL23 END 46.134
HIERARCH ESO ISS PBLA23 START 74.2
HIERARCH ESO ISS PBLA23 END 74.3
HIERARCH ESO ISS PBL24 START 79.451
HIERARCH ESO ISS PBL24 END 79.369
HIERARCH ESO ISS PBLA24 START 41.023
HIERARCH ESO ISS PBLA24 END 41.067
HIERARCH ESO ISS PBL34 START 48.004
HIERARCH ESO ISS PBL34 END 48.0
HIERARCH ESO ISS PBLA34 START 9.171
HIERARCH ESO ISS PBLA34 END 9.257
HIERARCH ESO ISS AMBI TAU0 START 0.01073
HIERARCH ESO ISS AMBI TAU0 END 0.01073
HIERARCH ESO ISS AMBI TEMP 16.16
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41