Exposure
ID
PIONI.2025-03-25T08:17:55.076_1
Header ID
PIONI.2025-03-25T08:17:55.076
Date updated
2025-03-25 08:25:43 UTC+0000
Release date
2025-03-25 08:17:55 UTC+0000
UTC Start
2025-03-25 08:17:55.076
UTC End
2025-03-25 08:18:20.676
MJD Start
60759.3457763381
MJD End
60759.3460726344
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002403
Ambient temperature (°C)
13.63
Seeing (arcsec)
1.33
Observation
ID
65886
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
49041
Name
HD169022
RA
276.041377
DEC
-34.38531
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 73.8320 73.9450 96.2000 96.2000
A0-J2 109.2210 109.3600 68.4000 68.5000
A0-K0 116.4840 116.5660 45.1810 45.3060
G1-J2 55.7720 55.7910 30.3000 30.4000
G1-K0 90.4810 90.4820 5.8510 5.9370
J2-K0 45.9190 45.9330 335.6960 335.7410
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 60759.3457763381
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD169022
RA 276.041377
DEC -34.38531
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 73.832
HIERARCH ESO ISS PBL12 END 73.945
HIERARCH ESO ISS PBLA12 START 96.2
HIERARCH ESO ISS PBLA12 END 96.2
HIERARCH ESO ISS PBL13 START 109.221
HIERARCH ESO ISS PBL13 END 109.36
HIERARCH ESO ISS PBLA13 START 68.4
HIERARCH ESO ISS PBLA13 END 68.5
HIERARCH ESO ISS PBL14 START 116.484
HIERARCH ESO ISS PBL14 END 116.566
HIERARCH ESO ISS PBLA14 START 45.181
HIERARCH ESO ISS PBLA14 END 45.306
HIERARCH ESO ISS PBL23 START 55.772
HIERARCH ESO ISS PBL23 END 55.791
HIERARCH ESO ISS PBLA23 START 30.3
HIERARCH ESO ISS PBLA23 END 30.4
HIERARCH ESO ISS PBL24 START 90.481
HIERARCH ESO ISS PBL24 END 90.482
HIERARCH ESO ISS PBLA24 START 5.851
HIERARCH ESO ISS PBLA24 END 5.937
HIERARCH ESO ISS PBL34 START 45.919
HIERARCH ESO ISS PBL34 END 45.933
HIERARCH ESO ISS PBLA34 START 335.696
HIERARCH ESO ISS PBLA34 END 335.741
HIERARCH ESO ISS AMBI TAU0 START 0.002403
HIERARCH ESO ISS AMBI TAU0 END 0.002403
HIERARCH ESO ISS AMBI TEMP 13.63
HIERARCH ESO ISS AMBI FWHM START 1.33
HIERARCH ESO ISS AMBI FWHM END 1.33