Exposure
ID
PIONI.2025-05-31T06:26:22.478_1
Header ID
PIONI.2025-05-31T06:26:22.478
Date updated
2025-05-31 06:36:26 UTC+0000
Release date
2025-05-31 06:26:22 UTC+0000
UTC Start
2025-05-31 06:26:22.478
UTC End
2025-05-31 06:26:48.078
MJD Start
60826.2683157162
MJD End
60826.2686120125
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.015685
Ambient temperature (°C)
15.24
Seeing (arcsec)
0.29
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 43.7620 43.7940 138.2000 138.2000
A0-J2 104.8990 105.0550 69.4000 69.5000
A0-J6 169.0630 169.0650 4.5320 4.6160
B5-J2 97.9900 98.0750 44.8000 44.9000
B5-J6 201.7770 201.7780 355.5070 355.5760
J2-J6 156.5500 156.6230 327.2000 327.2320
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 60826.2683157162
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 43.762
HIERARCH ESO ISS PBL12 END 43.794
HIERARCH ESO ISS PBLA12 START 138.2
HIERARCH ESO ISS PBLA12 END 138.2
HIERARCH ESO ISS PBL13 START 104.899
HIERARCH ESO ISS PBL13 END 105.055
HIERARCH ESO ISS PBLA13 START 69.4
HIERARCH ESO ISS PBLA13 END 69.5
HIERARCH ESO ISS PBL14 START 169.063
HIERARCH ESO ISS PBL14 END 169.065
HIERARCH ESO ISS PBLA14 START 4.532
HIERARCH ESO ISS PBLA14 END 4.616
HIERARCH ESO ISS PBL23 START 97.99
HIERARCH ESO ISS PBL23 END 98.075
HIERARCH ESO ISS PBLA23 START 44.8
HIERARCH ESO ISS PBLA23 END 44.9
HIERARCH ESO ISS PBL24 START 201.777
HIERARCH ESO ISS PBL24 END 201.778
HIERARCH ESO ISS PBLA24 START 355.507
HIERARCH ESO ISS PBLA24 END 355.576
HIERARCH ESO ISS PBL34 START 156.55
HIERARCH ESO ISS PBL34 END 156.623
HIERARCH ESO ISS PBLA34 START 327.2
HIERARCH ESO ISS PBLA34 END 327.232
HIERARCH ESO ISS AMBI TAU0 START 0.015685
HIERARCH ESO ISS AMBI TAU0 END 0.015685
HIERARCH ESO ISS AMBI TEMP 15.24
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.29