Exposure
ID
PIONI.2024-12-01T06:20:13.091_1
Header ID
PIONI.2024-12-01T06:20:13.091
Date updated
2024-12-01 06:25:37 UTC+0000
Release date
2025-12-01 06:25:36 UTC+0000
UTC Start
2024-12-01 06:20:13.092
UTC End
2024-12-01 06:20:51.492
MJD Start
60645.2640404128
MJD End
60645.2644848572
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004137
Ambient temperature (°C)
16.2
Seeing (arcsec)
0.68
Observation
ID
62164
Category
science
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
46250
Name
HIP49418
RA
151.312933
DEC
-36.38446
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 37.7620 37.8250 132.8000 132.9000
A0-J2 94.0980 94.2930 51.7000 51.9000
A0-J6 169.6380 169.6380 356.0880 356.2040
B5-J2 95.8590 95.9370 28.8000 29.0000
B5-J6 198.8290 198.8480 348.6120 348.7030
J2-J6 139.9370 140.0970 322.4080 322.4430
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60645.2640404128
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP49418
RA 151.312933
DEC -36.38446
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 37.762
HIERARCH ESO ISS PBL12 END 37.825
HIERARCH ESO ISS PBLA12 START 132.8
HIERARCH ESO ISS PBLA12 END 132.9
HIERARCH ESO ISS PBL13 START 94.098
HIERARCH ESO ISS PBL13 END 94.293
HIERARCH ESO ISS PBLA13 START 51.7
HIERARCH ESO ISS PBLA13 END 51.9
HIERARCH ESO ISS PBL14 START 169.638
HIERARCH ESO ISS PBL14 END 169.638
HIERARCH ESO ISS PBLA14 START 356.088
HIERARCH ESO ISS PBLA14 END 356.204
HIERARCH ESO ISS PBL23 START 95.859
HIERARCH ESO ISS PBL23 END 95.937
HIERARCH ESO ISS PBLA23 START 28.8
HIERARCH ESO ISS PBLA23 END 29.0
HIERARCH ESO ISS PBL24 START 198.829
HIERARCH ESO ISS PBL24 END 198.848
HIERARCH ESO ISS PBLA24 START 348.612
HIERARCH ESO ISS PBLA24 END 348.703
HIERARCH ESO ISS PBL34 START 139.937
HIERARCH ESO ISS PBL34 END 140.097
HIERARCH ESO ISS PBLA34 START 322.408
HIERARCH ESO ISS PBLA34 END 322.443
HIERARCH ESO ISS AMBI TAU0 START 0.004425
HIERARCH ESO ISS AMBI TAU0 END 0.003849
HIERARCH ESO ISS AMBI TEMP 16.2
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.64