Exposure
ID
PIONI.2025-03-30T09:16:53.628_1
Header ID
PIONI.2025-03-30T09:16:53.628
Date updated
2025-03-30 09:25:52 UTC+0000
Release date
2025-03-30 09:16:53 UTC+0000
UTC Start
2025-03-30 09:16:53.629
UTC End
2025-03-30 09:17:19.229
MJD Start
60764.3867318146
MJD End
60764.3870281109
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004857
Ambient temperature (°C)
13.18
Seeing (arcsec)
0.91
Observation
ID
65973
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
49111
Name
HD169022
RA
276.042724
DEC
-34.38531
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 65.5690 65.6100 260.2000 260.3000
K0-D0 94.0280 94.0630 239.6000 239.7000
K0-J3 54.0520 54.0730 324.6020 324.6560
G2-D0 39.9870 39.9870 204.4000 204.5000
G2-J3 64.4540 64.4570 31.1140 31.2030
D0-J3 104.2710 104.2730 28.5350 28.6220
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 60764.3867318146
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD169022
RA 276.042724
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 65.569
HIERARCH ESO ISS PBL12 END 65.61
HIERARCH ESO ISS PBLA12 START 260.2
HIERARCH ESO ISS PBLA12 END 260.3
HIERARCH ESO ISS PBL13 START 94.028
HIERARCH ESO ISS PBL13 END 94.063
HIERARCH ESO ISS PBLA13 START 239.6
HIERARCH ESO ISS PBLA13 END 239.7
HIERARCH ESO ISS PBL14 START 54.052
HIERARCH ESO ISS PBL14 END 54.073
HIERARCH ESO ISS PBLA14 START 324.602
HIERARCH ESO ISS PBLA14 END 324.656
HIERARCH ESO ISS PBL23 START 39.987
HIERARCH ESO ISS PBL23 END 39.987
HIERARCH ESO ISS PBLA23 START 204.4
HIERARCH ESO ISS PBLA23 END 204.5
HIERARCH ESO ISS PBL24 START 64.454
HIERARCH ESO ISS PBL24 END 64.457
HIERARCH ESO ISS PBLA24 START 31.114
HIERARCH ESO ISS PBLA24 END 31.203
HIERARCH ESO ISS PBL34 START 104.271
HIERARCH ESO ISS PBL34 END 104.273
HIERARCH ESO ISS PBLA34 START 28.535
HIERARCH ESO ISS PBLA34 END 28.622
HIERARCH ESO ISS AMBI TAU0 START 0.004857
HIERARCH ESO ISS AMBI TAU0 END 0.004857
HIERARCH ESO ISS AMBI TEMP 13.18
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91