Exposure
ID
PIONI.2024-11-21T02:49:10.901_1
Header ID
PIONI.2024-11-21T02:49:10.901
Date updated
2024-11-21 02:55:40 UTC+0000
Release date
2025-11-21 02:55:40 UTC+0000
UTC Start
2024-11-21 02:49:10.901
UTC End
2024-11-21 02:49:49.301
MJD Start
60635.1174872811
MJD End
60635.1179317255
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003688
Ambient temperature (°C)
12.85
Seeing (arcsec)
0.89
Observation
ID
61910
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
46031
Name
HIP28988
RA
91.756936
DEC
-45.09125
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 58.5080 58.6700 71.9000 72.1000
A0-J2 100.2150 100.3520 42.7000 42.9000
A0-K0 116.4930 116.5450 23.5870 23.7880
G1-J2 56.8610 56.8680 12.5000 12.7000
G1-K0 89.0480 89.0520 354.2040 354.3200
J2-K0 39.3520 39.3900 327.2130 327.2690
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 60635.1174872811
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP28988
RA 91.756936
DEC -45.09125
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
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 58.508
HIERARCH ESO ISS PBL12 END 58.67
HIERARCH ESO ISS PBLA12 START 71.9
HIERARCH ESO ISS PBLA12 END 72.1
HIERARCH ESO ISS PBL13 START 100.215
HIERARCH ESO ISS PBL13 END 100.352
HIERARCH ESO ISS PBLA13 START 42.7
HIERARCH ESO ISS PBLA13 END 42.9
HIERARCH ESO ISS PBL14 START 116.493
HIERARCH ESO ISS PBL14 END 116.545
HIERARCH ESO ISS PBLA14 START 23.587
HIERARCH ESO ISS PBLA14 END 23.788
HIERARCH ESO ISS PBL23 START 56.861
HIERARCH ESO ISS PBL23 END 56.868
HIERARCH ESO ISS PBLA23 START 12.5
HIERARCH ESO ISS PBLA23 END 12.7
HIERARCH ESO ISS PBL24 START 89.048
HIERARCH ESO ISS PBL24 END 89.052
HIERARCH ESO ISS PBLA24 START 354.204
HIERARCH ESO ISS PBLA24 END 354.32
HIERARCH ESO ISS PBL34 START 39.352
HIERARCH ESO ISS PBL34 END 39.39
HIERARCH ESO ISS PBLA34 START 327.213
HIERARCH ESO ISS PBLA34 END 327.269
HIERARCH ESO ISS AMBI TAU0 START 0.003688
HIERARCH ESO ISS AMBI TAU0 END 0.003688
HIERARCH ESO ISS AMBI TEMP 12.85
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.89