Exposure
ID
PIONI.2025-03-01T03:59:21.761_1
Header ID
PIONI.2025-03-01T03:59:21.761
Date updated
2025-03-01 04:05:40 UTC+0000
Release date
2026-03-01 04:05:40 UTC+0000
UTC Start
2025-03-01 03:59:21.760
UTC End
2025-03-01 03:59:47.360
MJD Start
60735.1662240783
MJD End
60735.166520374594
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009002
Ambient temperature (°C)
14.57
Seeing (arcsec)
0.67
Observation
ID
64882
Category
science
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
48317
Name
HIP62012
RA
190.644973
DEC
-48.81328
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 71.7670 71.8590 83.3000 83.4000
A0-J2 114.3820 114.4680 58.2000 58.3000
A0-K0 123.5430 123.5790 39.0200 39.1550
G1-J2 58.0130 58.0170 26.6000 26.7000
G1-K0 87.8340 87.8310 4.2540 4.3450
J2-K0 40.6390 40.6610 331.4570 331.5160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60735.1662240783
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP62012
RA 190.644973
DEC -48.81328
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 71.767
HIERARCH ESO ISS PBL12 END 71.859
HIERARCH ESO ISS PBLA12 START 83.3
HIERARCH ESO ISS PBLA12 END 83.4
HIERARCH ESO ISS PBL13 START 114.382
HIERARCH ESO ISS PBL13 END 114.468
HIERARCH ESO ISS PBLA13 START 58.2
HIERARCH ESO ISS PBLA13 END 58.3
HIERARCH ESO ISS PBL14 START 123.543
HIERARCH ESO ISS PBL14 END 123.579
HIERARCH ESO ISS PBLA14 START 39.02
HIERARCH ESO ISS PBLA14 END 39.155
HIERARCH ESO ISS PBL23 START 58.013
HIERARCH ESO ISS PBL23 END 58.017
HIERARCH ESO ISS PBLA23 START 26.6
HIERARCH ESO ISS PBLA23 END 26.7
HIERARCH ESO ISS PBL24 START 87.834
HIERARCH ESO ISS PBL24 END 87.831
HIERARCH ESO ISS PBLA24 START 4.254
HIERARCH ESO ISS PBLA24 END 4.345
HIERARCH ESO ISS PBL34 START 40.639
HIERARCH ESO ISS PBL34 END 40.661
HIERARCH ESO ISS PBLA34 START 331.457
HIERARCH ESO ISS PBLA34 END 331.516
HIERARCH ESO ISS AMBI TAU0 START 0.009002
HIERARCH ESO ISS AMBI TAU0 END 0.009002
HIERARCH ESO ISS AMBI TEMP 14.57
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67