Exposure
ID
PIONI.2025-03-25T08:19:09.995_1
Header ID
PIONI.2025-03-25T08:19:09.995
Date updated
2025-03-25 08:25:43 UTC+0000
Release date
2025-03-25 08:19:09 UTC+0000
UTC Start
2025-03-25 08:19:09.995
UTC End
2025-03-25 08:19:35.595
MJD Start
60759.3466434609
MJD End
60759.3469397572
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002162
Ambient temperature (°C)
13.64
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 74.0660 74.1780 96.3000 96.4000
A0-J2 109.5100 109.6480 68.6000 68.7000
A0-K0 116.6540 116.7350 45.4390 45.5630
G1-J2 55.8110 55.8290 30.5000 30.6000
G1-K0 90.4820 90.4820 6.0290 6.1140
J2-K0 45.9490 45.9630 335.7890 335.8350
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 60759.3466434609
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 74.066
HIERARCH ESO ISS PBL12 END 74.178
HIERARCH ESO ISS PBLA12 START 96.3
HIERARCH ESO ISS PBLA12 END 96.4
HIERARCH ESO ISS PBL13 START 109.51
HIERARCH ESO ISS PBL13 END 109.648
HIERARCH ESO ISS PBLA13 START 68.6
HIERARCH ESO ISS PBLA13 END 68.7
HIERARCH ESO ISS PBL14 START 116.654
HIERARCH ESO ISS PBL14 END 116.735
HIERARCH ESO ISS PBLA14 START 45.439
HIERARCH ESO ISS PBLA14 END 45.563
HIERARCH ESO ISS PBL23 START 55.811
HIERARCH ESO ISS PBL23 END 55.829
HIERARCH ESO ISS PBLA23 START 30.5
HIERARCH ESO ISS PBLA23 END 30.6
HIERARCH ESO ISS PBL24 START 90.482
HIERARCH ESO ISS PBL24 END 90.482
HIERARCH ESO ISS PBLA24 START 6.029
HIERARCH ESO ISS PBLA24 END 6.114
HIERARCH ESO ISS PBL34 START 45.949
HIERARCH ESO ISS PBL34 END 45.963
HIERARCH ESO ISS PBLA34 START 335.789
HIERARCH ESO ISS PBLA34 END 335.835
HIERARCH ESO ISS AMBI TAU0 START 0.002403
HIERARCH ESO ISS AMBI TAU0 END 0.001921
HIERARCH ESO ISS AMBI TEMP 13.64
HIERARCH ESO ISS AMBI FWHM START 1.33
HIERARCH ESO ISS AMBI FWHM END 1.33