Exposure
ID
PIONI.2025-06-01T08:29:52.412_1
Header ID
PIONI.2025-06-01T08:29:52.412
Date updated
2025-06-01 08:35:56 UTC+0000
Release date
2025-06-01 08:29:52 UTC+0000
UTC Start
2025-06-01 08:29:52.412
UTC End
2025-06-01 08:30:18.012
MJD Start
60827.3540788423
MJD End
60827.354375138595
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007897
Ambient temperature (°C)
12.94
Seeing (arcsec)
0.41
Observation
ID
67680
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
50333
Name
HD200718
RA
316.504408
DEC
-30.12551
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.0550 48.0640 147.4000 147.5000
A0-J2 127.7510 127.7950 87.9000 88.0000
A0-J6 169.6400 169.6370 21.6710 21.7430
B5-J2 111.3550 111.3790 66.1000 66.2000
B5-J6 201.5380 201.5340 10.5160 10.5840
J2-J6 166.2820 166.3030 336.9810 337.0400
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 60827.3540788423
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD200718
RA 316.504408
DEC -30.12551
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.055
HIERARCH ESO ISS PBL12 END 48.064
HIERARCH ESO ISS PBLA12 START 147.4
HIERARCH ESO ISS PBLA12 END 147.5
HIERARCH ESO ISS PBL13 START 127.751
HIERARCH ESO ISS PBL13 END 127.795
HIERARCH ESO ISS PBLA13 START 87.9
HIERARCH ESO ISS PBLA13 END 88.0
HIERARCH ESO ISS PBL14 START 169.64
HIERARCH ESO ISS PBL14 END 169.637
HIERARCH ESO ISS PBLA14 START 21.671
HIERARCH ESO ISS PBLA14 END 21.743
HIERARCH ESO ISS PBL23 START 111.355
HIERARCH ESO ISS PBL23 END 111.379
HIERARCH ESO ISS PBLA23 START 66.1
HIERARCH ESO ISS PBLA23 END 66.2
HIERARCH ESO ISS PBL24 START 201.538
HIERARCH ESO ISS PBL24 END 201.534
HIERARCH ESO ISS PBLA24 START 10.516
HIERARCH ESO ISS PBLA24 END 10.584
HIERARCH ESO ISS PBL34 START 166.282
HIERARCH ESO ISS PBL34 END 166.303
HIERARCH ESO ISS PBLA34 START 336.981
HIERARCH ESO ISS PBLA34 END 337.04
HIERARCH ESO ISS AMBI TAU0 START 0.007897
HIERARCH ESO ISS AMBI TAU0 END 0.007897
HIERARCH ESO ISS AMBI TEMP 12.94
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41