Exposure
ID
PIONI.2025-05-24T09:09:04.732_1
Header ID
PIONI.2025-05-24T09:09:04.732
Date updated
2025-05-24 09:16:23 UTC+0000
Release date
2026-05-24 09:16:23 UTC+0000
UTC Start
2025-05-24 09:09:04.732
UTC End
2025-05-24 09:09:30.332
MJD Start
60819.3813047665
MJD End
60819.3816010628
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004224
Ambient temperature (°C)
11.98
Seeing (arcsec)
0.57
Observation
ID
67558
Category
science
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
50247
Name
HIP90496
RA
276.992378
DEC
-25.42274
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 60.2410 60.1670 286.6000 286.7000
K0-D0 84.6450 84.5380 263.3000 263.3000
K0-J3 55.8890 55.8850 348.7580 348.8430
G2-D0 37.8300 37.8090 224.1000 224.2000
G2-J3 60.0440 60.0000 51.2540 51.2850
D0-J3 97.6950 97.6300 48.5010 48.5310
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60819.3813047665
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP90496
RA 276.992378
DEC -25.42274
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 60.241
HIERARCH ESO ISS PBL12 END 60.167
HIERARCH ESO ISS PBLA12 START 286.6
HIERARCH ESO ISS PBLA12 END 286.7
HIERARCH ESO ISS PBL13 START 84.645
HIERARCH ESO ISS PBL13 END 84.538
HIERARCH ESO ISS PBLA13 START 263.3
HIERARCH ESO ISS PBLA13 END 263.3
HIERARCH ESO ISS PBL14 START 55.889
HIERARCH ESO ISS PBL14 END 55.885
HIERARCH ESO ISS PBLA14 START 348.758
HIERARCH ESO ISS PBLA14 END 348.843
HIERARCH ESO ISS PBL23 START 37.83
HIERARCH ESO ISS PBL23 END 37.809
HIERARCH ESO ISS PBLA23 START 224.1
HIERARCH ESO ISS PBLA23 END 224.2
HIERARCH ESO ISS PBL24 START 60.044
HIERARCH ESO ISS PBL24 END 60.0
HIERARCH ESO ISS PBLA24 START 51.254
HIERARCH ESO ISS PBLA24 END 51.285
HIERARCH ESO ISS PBL34 START 97.695
HIERARCH ESO ISS PBL34 END 97.63
HIERARCH ESO ISS PBLA34 START 48.501
HIERARCH ESO ISS PBLA34 END 48.531
HIERARCH ESO ISS AMBI TAU0 START 0.004224
HIERARCH ESO ISS AMBI TAU0 END 0.004224
HIERARCH ESO ISS AMBI TEMP 11.98
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.57