Exposure
ID
PIONI.2025-03-27T23:42:14.894_1
Header ID
PIONI.2025-03-27T23:42:14.894
Date updated
2025-03-27 23:50:59 UTC+0000
Release date
2025-03-27 23:42:14 UTC+0000
UTC Start
2025-03-27 23:42:14.894
UTC End
2025-03-27 23:42:40.494
MJD Start
60761.987672383
MJD End
60761.9879686793
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002546
Ambient temperature (°C)
14.62
Seeing (arcsec)
1.26
Observation
ID
65909
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
49062
Name
HD33667
RA
77.685776
DEC
-25.91033
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 59.7420 59.6670 287.5000 287.6000
K0-D0 83.7560 83.6460 264.0000 264.0000
K0-J3 55.9290 55.9250 349.4400 349.5260
G2-D0 37.5790 37.5570 224.5000 224.5000
G2-J3 59.5690 59.5240 51.6450 51.6760
D0-J3 96.9690 96.9000 48.8770 48.9070
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 60761.987672383
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD33667
RA 77.685776
DEC -25.91033
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 59.742
HIERARCH ESO ISS PBL12 END 59.667
HIERARCH ESO ISS PBLA12 START 287.5
HIERARCH ESO ISS PBLA12 END 287.6
HIERARCH ESO ISS PBL13 START 83.756
HIERARCH ESO ISS PBL13 END 83.646
HIERARCH ESO ISS PBLA13 START 264.0
HIERARCH ESO ISS PBLA13 END 264.0
HIERARCH ESO ISS PBL14 START 55.929
HIERARCH ESO ISS PBL14 END 55.925
HIERARCH ESO ISS PBLA14 START 349.44
HIERARCH ESO ISS PBLA14 END 349.526
HIERARCH ESO ISS PBL23 START 37.579
HIERARCH ESO ISS PBL23 END 37.557
HIERARCH ESO ISS PBLA23 START 224.5
HIERARCH ESO ISS PBLA23 END 224.5
HIERARCH ESO ISS PBL24 START 59.569
HIERARCH ESO ISS PBL24 END 59.524
HIERARCH ESO ISS PBLA24 START 51.645
HIERARCH ESO ISS PBLA24 END 51.676
HIERARCH ESO ISS PBL34 START 96.969
HIERARCH ESO ISS PBL34 END 96.9
HIERARCH ESO ISS PBLA34 START 48.877
HIERARCH ESO ISS PBLA34 END 48.907
HIERARCH ESO ISS AMBI TAU0 START 0.001118
HIERARCH ESO ISS AMBI TAU0 END 0.003974
HIERARCH ESO ISS AMBI TEMP 14.62
HIERARCH ESO ISS AMBI FWHM START 1.97
HIERARCH ESO ISS AMBI FWHM END 0.55