Exposure
ID
PIONI.2025-06-01T08:26:47.941_1
Header ID
PIONI.2025-06-01T08:26:47.941
Date updated
2025-06-01 08:35:56 UTC+0000
Release date
2025-06-01 08:26:47 UTC+0000
UTC Start
2025-06-01 08:26:47.941
UTC End
2025-06-01 08:27:13.541
MJD Start
60827.3519437583
MJD End
60827.3522400546
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007294
Ambient temperature (°C)
12.98
Seeing (arcsec)
0.39
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 48.0050 48.0150 147.1000 147.2000
A0-J2 127.5140 127.5620 87.5000 87.6000
A0-J6 169.6570 169.6540 21.2920 21.3650
B5-J2 111.2220 111.2490 65.7000 65.8000
B5-J6 201.5630 201.5580 10.1620 10.2380
J2-J6 166.1710 166.1940 336.6780 336.7430
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 60827.3519437583
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 48.005
HIERARCH ESO ISS PBL12 END 48.015
HIERARCH ESO ISS PBLA12 START 147.1
HIERARCH ESO ISS PBLA12 END 147.2
HIERARCH ESO ISS PBL13 START 127.514
HIERARCH ESO ISS PBL13 END 127.562
HIERARCH ESO ISS PBLA13 START 87.5
HIERARCH ESO ISS PBLA13 END 87.6
HIERARCH ESO ISS PBL14 START 169.657
HIERARCH ESO ISS PBL14 END 169.654
HIERARCH ESO ISS PBLA14 START 21.292
HIERARCH ESO ISS PBLA14 END 21.365
HIERARCH ESO ISS PBL23 START 111.222
HIERARCH ESO ISS PBL23 END 111.249
HIERARCH ESO ISS PBLA23 START 65.7
HIERARCH ESO ISS PBLA23 END 65.8
HIERARCH ESO ISS PBL24 START 201.563
HIERARCH ESO ISS PBL24 END 201.558
HIERARCH ESO ISS PBLA24 START 10.162
HIERARCH ESO ISS PBLA24 END 10.238
HIERARCH ESO ISS PBL34 START 166.171
HIERARCH ESO ISS PBL34 END 166.194
HIERARCH ESO ISS PBLA34 START 336.678
HIERARCH ESO ISS PBLA34 END 336.743
HIERARCH ESO ISS AMBI TAU0 START 0.007294
HIERARCH ESO ISS AMBI TAU0 END 0.007294
HIERARCH ESO ISS AMBI TEMP 12.98
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39