Exposure
ID
PIONI.2025-05-23T09:53:03.990_1
Header ID
PIONI.2025-05-23T09:53:03.990
Date updated
2025-05-23 10:01:23 UTC+0000
Release date
2025-05-23 09:53:03 UTC+0000
UTC Start
2025-05-23 09:53:03.990
UTC End
2025-05-23 09:53:29.590
MJD Start
60818.4118517358
MJD End
60818.4121480321
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004488
Ambient temperature (°C)
13.53
Seeing (arcsec)
0.56
Observation
ID
67550
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
50240
Name
HD182477
RA
291.340317
DEC
-13.89675
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 61.0060 60.9280 278.8000 278.9000
K0-D0 88.9030 88.8130 256.8000 256.8000
K0-J3 53.4020 53.3910 345.6890 345.7740
G2-D0 39.6280 39.6190 221.5000 221.5000
G2-J3 63.3480 63.3250 48.0120 48.0290
D0-J3 102.8200 102.7880 45.5160 45.5340
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 60818.4118517358
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD182477
RA 291.340317
DEC -13.89675
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 61.006
HIERARCH ESO ISS PBL12 END 60.928
HIERARCH ESO ISS PBLA12 START 278.8
HIERARCH ESO ISS PBLA12 END 278.9
HIERARCH ESO ISS PBL13 START 88.903
HIERARCH ESO ISS PBL13 END 88.813
HIERARCH ESO ISS PBLA13 START 256.8
HIERARCH ESO ISS PBLA13 END 256.8
HIERARCH ESO ISS PBL14 START 53.402
HIERARCH ESO ISS PBL14 END 53.391
HIERARCH ESO ISS PBLA14 START 345.689
HIERARCH ESO ISS PBLA14 END 345.774
HIERARCH ESO ISS PBL23 START 39.628
HIERARCH ESO ISS PBL23 END 39.619
HIERARCH ESO ISS PBLA23 START 221.5
HIERARCH ESO ISS PBLA23 END 221.5
HIERARCH ESO ISS PBL24 START 63.348
HIERARCH ESO ISS PBL24 END 63.325
HIERARCH ESO ISS PBLA24 START 48.012
HIERARCH ESO ISS PBLA24 END 48.029
HIERARCH ESO ISS PBL34 START 102.82
HIERARCH ESO ISS PBL34 END 102.788
HIERARCH ESO ISS PBLA34 START 45.516
HIERARCH ESO ISS PBLA34 END 45.534
HIERARCH ESO ISS AMBI TAU0 START 0.004488
HIERARCH ESO ISS AMBI TAU0 END 0.004488
HIERARCH ESO ISS AMBI TEMP 13.53
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.56