Exposure
ID
PIONI.2025-06-01T08:29:14.772_1
Header ID
PIONI.2025-06-01T08:29:14.772
Date updated
2025-06-01 08:35:56 UTC+0000
Release date
2025-06-01 08:29:14 UTC+0000
UTC Start
2025-06-01 08:29:14.772
UTC End
2025-06-01 08:29:40.372
MJD Start
60827.3536431948
MJD End
60827.3539394911
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007336
Ambient temperature (°C)
12.95
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 48.0450 48.0540 147.4000 147.4000
A0-J2 127.7040 127.7480 87.9000 87.9000
A0-J6 169.6440 169.6400 21.5940 21.6670
B5-J2 111.3280 111.3530 66.0000 66.1000
B5-J6 201.5440 201.5390 10.4450 10.5130
J2-J6 166.2600 166.2810 336.9200 336.9780
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 60827.3536431948
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 48.045
HIERARCH ESO ISS PBL12 END 48.054
HIERARCH ESO ISS PBLA12 START 147.4
HIERARCH ESO ISS PBLA12 END 147.4
HIERARCH ESO ISS PBL13 START 127.704
HIERARCH ESO ISS PBL13 END 127.748
HIERARCH ESO ISS PBLA13 START 87.9
HIERARCH ESO ISS PBLA13 END 87.9
HIERARCH ESO ISS PBL14 START 169.644
HIERARCH ESO ISS PBL14 END 169.64
HIERARCH ESO ISS PBLA14 START 21.594
HIERARCH ESO ISS PBLA14 END 21.667
HIERARCH ESO ISS PBL23 START 111.328
HIERARCH ESO ISS PBL23 END 111.353
HIERARCH ESO ISS PBLA23 START 66.0
HIERARCH ESO ISS PBLA23 END 66.1
HIERARCH ESO ISS PBL24 START 201.544
HIERARCH ESO ISS PBL24 END 201.539
HIERARCH ESO ISS PBLA24 START 10.445
HIERARCH ESO ISS PBLA24 END 10.513
HIERARCH ESO ISS PBL34 START 166.26
HIERARCH ESO ISS PBL34 END 166.281
HIERARCH ESO ISS PBLA34 START 336.92
HIERARCH ESO ISS PBLA34 END 336.978
HIERARCH ESO ISS AMBI TAU0 START 0.006775
HIERARCH ESO ISS AMBI TAU0 END 0.007897
HIERARCH ESO ISS AMBI TEMP 12.95
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41