Exposure
ID
PIONI.2025-05-21T09:53:22.199_1
Header ID
PIONI.2025-05-21T09:53:22.199
Date updated
2025-05-21 10:01:01 UTC+0000
Release date
2025-05-21 09:53:22 UTC+0000
UTC Start
2025-05-21 09:53:22.199
UTC End
2025-05-21 09:53:47.799
MJD Start
60816.412062489
MJD End
60816.412358785296
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010888
Ambient temperature (°C)
15.05
Seeing (arcsec)
0.42
Observation
ID
67504
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
50207
Name
HD224554
RA
359.732039
DEC
-52.74546
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 18.6260 18.6510 114.3000 114.4000
A0-D0 31.2490 31.2560 38.0000 38.2000
A0-J3 132.0420 132.0360 19.3950 19.5030
B2-D0 32.3610 32.3600 4.1000 4.1000
B2-J3 134.9240 134.9150 11.4910 11.5880
D0-J3 102.9200 102.9140 13.8240 13.9230
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 60816.412062489
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD224554
RA 359.732039
DEC -52.74546
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 B2
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 18.626
HIERARCH ESO ISS PBL12 END 18.651
HIERARCH ESO ISS PBLA12 START 114.3
HIERARCH ESO ISS PBLA12 END 114.4
HIERARCH ESO ISS PBL13 START 31.249
HIERARCH ESO ISS PBL13 END 31.256
HIERARCH ESO ISS PBLA13 START 38.0
HIERARCH ESO ISS PBLA13 END 38.2
HIERARCH ESO ISS PBL14 START 132.042
HIERARCH ESO ISS PBL14 END 132.036
HIERARCH ESO ISS PBLA14 START 19.395
HIERARCH ESO ISS PBLA14 END 19.503
HIERARCH ESO ISS PBL23 START 32.361
HIERARCH ESO ISS PBL23 END 32.36
HIERARCH ESO ISS PBLA23 START 4.1
HIERARCH ESO ISS PBLA23 END 4.1
HIERARCH ESO ISS PBL24 START 134.924
HIERARCH ESO ISS PBL24 END 134.915
HIERARCH ESO ISS PBLA24 START 11.491
HIERARCH ESO ISS PBLA24 END 11.588
HIERARCH ESO ISS PBL34 START 102.92
HIERARCH ESO ISS PBL34 END 102.914
HIERARCH ESO ISS PBLA34 START 13.824
HIERARCH ESO ISS PBLA34 END 13.923
HIERARCH ESO ISS AMBI TAU0 START 0.010888
HIERARCH ESO ISS AMBI TAU0 END 0.010888
HIERARCH ESO ISS AMBI TEMP 15.05
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42