Exposure
ID
PIONI.2025-03-22T00:40:33.815_1
Header ID
PIONI.2025-03-22T00:40:33.815
Date updated
2025-03-22 00:45:42 UTC+0000
Release date
2025-03-22 00:40:33 UTC+0000
UTC Start
2025-03-22 00:40:33.815
UTC End
2025-03-22 00:40:59.415
MJD Start
60756.0281691537
MJD End
60756.02846545
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006558
Ambient temperature (°C)
15.34
Seeing (arcsec)
0.5
Observation
ID
65758
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
48929
Name
HD26429
RA
62.182487
DEC
-47.39414
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 86.7360 86.7200 159.6000 159.7000
A0-J2 108.5030 108.4280 141.3000 141.5000
A0-K0 90.6580 90.5200 117.7180 117.8710
G1-J2 37.7350 37.6580 95.2000 95.3000
G1-K0 63.4830 63.3950 51.9680 52.0130
J2-K0 44.2900 44.2800 16.2860 16.3500
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 60756.0281691537
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD26429
RA 62.182487
DEC -47.39414
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 86.736
HIERARCH ESO ISS PBL12 END 86.72
HIERARCH ESO ISS PBLA12 START 159.6
HIERARCH ESO ISS PBLA12 END 159.7
HIERARCH ESO ISS PBL13 START 108.503
HIERARCH ESO ISS PBL13 END 108.428
HIERARCH ESO ISS PBLA13 START 141.3
HIERARCH ESO ISS PBLA13 END 141.5
HIERARCH ESO ISS PBL14 START 90.658
HIERARCH ESO ISS PBL14 END 90.52
HIERARCH ESO ISS PBLA14 START 117.718
HIERARCH ESO ISS PBLA14 END 117.871
HIERARCH ESO ISS PBL23 START 37.735
HIERARCH ESO ISS PBL23 END 37.658
HIERARCH ESO ISS PBLA23 START 95.2
HIERARCH ESO ISS PBLA23 END 95.3
HIERARCH ESO ISS PBL24 START 63.483
HIERARCH ESO ISS PBL24 END 63.395
HIERARCH ESO ISS PBLA24 START 51.968
HIERARCH ESO ISS PBLA24 END 52.013
HIERARCH ESO ISS PBL34 START 44.29
HIERARCH ESO ISS PBL34 END 44.28
HIERARCH ESO ISS PBLA34 START 16.286
HIERARCH ESO ISS PBLA34 END 16.35
HIERARCH ESO ISS AMBI TAU0 START 0.006558
HIERARCH ESO ISS AMBI TAU0 END 0.006558
HIERARCH ESO ISS AMBI TEMP 15.34
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.5