Exposure
ID
PIONI.2024-12-01T05:35:21.551_1
Header ID
PIONI.2024-12-01T05:35:21.551
Date updated
2024-12-01 05:40:43 UTC+0000
Release date
2025-12-01 05:40:42 UTC+0000
UTC Start
2024-12-01 05:35:21.551
UTC End
2024-12-01 05:35:59.951
MJD Start
60645.2328883191
MJD End
60645.2333327635
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0053535
Ambient temperature (°C)
16.2
Seeing (arcsec)
0.68
Observation
ID
62159
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
46245
Name
HIP45796
RA
140.062919
DEC
-45.17322
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 34.5850 34.6540 126.8000 126.8000
A0-J2 102.5780 102.7210 46.1000 46.3000
A0-J6 167.0070 167.0120 356.0530 356.1710
B5-J2 102.8180 102.8680 26.7000 26.9000
B5-J6 191.3750 191.4080 348.1830 348.2800
J2-J6 128.0730 128.2550 318.1950 318.2470
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 60645.2328883191
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP45796
RA 140.062919
DEC -45.17322
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 34.585
HIERARCH ESO ISS PBL12 END 34.654
HIERARCH ESO ISS PBLA12 START 126.8
HIERARCH ESO ISS PBLA12 END 126.8
HIERARCH ESO ISS PBL13 START 102.578
HIERARCH ESO ISS PBL13 END 102.721
HIERARCH ESO ISS PBLA13 START 46.1
HIERARCH ESO ISS PBLA13 END 46.3
HIERARCH ESO ISS PBL14 START 167.007
HIERARCH ESO ISS PBL14 END 167.012
HIERARCH ESO ISS PBLA14 START 356.053
HIERARCH ESO ISS PBLA14 END 356.171
HIERARCH ESO ISS PBL23 START 102.818
HIERARCH ESO ISS PBL23 END 102.868
HIERARCH ESO ISS PBLA23 START 26.7
HIERARCH ESO ISS PBLA23 END 26.9
HIERARCH ESO ISS PBL24 START 191.375
HIERARCH ESO ISS PBL24 END 191.408
HIERARCH ESO ISS PBLA24 START 348.183
HIERARCH ESO ISS PBLA24 END 348.28
HIERARCH ESO ISS PBL34 START 128.073
HIERARCH ESO ISS PBL34 END 128.255
HIERARCH ESO ISS PBLA34 START 318.195
HIERARCH ESO ISS PBLA34 END 318.247
HIERARCH ESO ISS AMBI TAU0 START 0.005494
HIERARCH ESO ISS AMBI TAU0 END 0.005213
HIERARCH ESO ISS AMBI TEMP 16.2
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.73