Exposure
ID
PIONI.2025-07-21T03:03:29.826_1
Header ID
PIONI.2025-07-21T03:03:29.826
Date updated
2025-07-21 03:10:49 UTC+0000
Release date
2025-07-21 03:03:29 UTC+0000
UTC Start
2025-07-21 03:03:29.826
UTC End
2025-07-21 03:03:55.426
MJD Start
60877.1274285438
MJD End
60877.127724840095
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002602
Ambient temperature (°C)
15.21
Seeing (arcsec)
0.76
Observation
ID
68882
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
51246
Name
HD145912
RA
243.212907
DEC
19.10152
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 63.1070 62.9500 104.5000 104.5000
A0-J2 110.4710 110.3050 81.1000 81.1000
A0-K0 123.7250 123.6500 65.5080 65.4440
G1-J2 58.1880 58.1830 55.7000 55.6000
G1-K0 84.5810 84.6300 37.5000 37.4940
J2-K0 34.4660 34.4750 5.7120 5.8060
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 60877.1274285438
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD145912
RA 243.212907
DEC 19.10152
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 63.107
HIERARCH ESO ISS PBL12 END 62.95
HIERARCH ESO ISS PBLA12 START 104.5
HIERARCH ESO ISS PBLA12 END 104.5
HIERARCH ESO ISS PBL13 START 110.471
HIERARCH ESO ISS PBL13 END 110.305
HIERARCH ESO ISS PBLA13 START 81.1
HIERARCH ESO ISS PBLA13 END 81.1
HIERARCH ESO ISS PBL14 START 123.725
HIERARCH ESO ISS PBL14 END 123.65
HIERARCH ESO ISS PBLA14 START 65.508
HIERARCH ESO ISS PBLA14 END 65.444
HIERARCH ESO ISS PBL23 START 58.188
HIERARCH ESO ISS PBL23 END 58.183
HIERARCH ESO ISS PBLA23 START 55.7
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 84.581
HIERARCH ESO ISS PBL24 END 84.63
HIERARCH ESO ISS PBLA24 START 37.5
HIERARCH ESO ISS PBLA24 END 37.494
HIERARCH ESO ISS PBL34 START 34.466
HIERARCH ESO ISS PBL34 END 34.475
HIERARCH ESO ISS PBLA34 START 5.712
HIERARCH ESO ISS PBLA34 END 5.806
HIERARCH ESO ISS AMBI TAU0 START 0.002602
HIERARCH ESO ISS AMBI TAU0 END 0.002602
HIERARCH ESO ISS AMBI TEMP 15.21
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76