Exposure
ID
PIONI.2025-03-30T06:03:43.275_1
Header ID
PIONI.2025-03-30T06:03:43.275
Date updated
2025-03-30 06:11:07 UTC+0000
Release date
2025-03-30 06:03:43 UTC+0000
UTC Start
2025-03-30 06:03:43.275
UTC End
2025-03-30 06:04:08.875
MJD Start
60764.2525841962
MJD End
60764.252880492495
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007104
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.4
Observation
ID
65963
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
49101
Name
HD131477
RA
223.412485
DEC
2.23743
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 66.1430 66.1870 272.0000 272.0000
K0-D0 88.3250 88.4190 252.2000 252.2000
K0-J3 54.5050 54.4830 326.1160 326.1450
G2-D0 34.4320 34.4590 211.5000 211.6000
G2-J3 55.8150 55.8700 39.7800 39.8410
D0-J3 90.0250 90.1080 36.6270 36.6920
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 60764.2525841962
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD131477
RA 223.412485
DEC 2.23743
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 66.143
HIERARCH ESO ISS PBL12 END 66.187
HIERARCH ESO ISS PBLA12 START 272.0
HIERARCH ESO ISS PBLA12 END 272.0
HIERARCH ESO ISS PBL13 START 88.325
HIERARCH ESO ISS PBL13 END 88.419
HIERARCH ESO ISS PBLA13 START 252.2
HIERARCH ESO ISS PBLA13 END 252.2
HIERARCH ESO ISS PBL14 START 54.505
HIERARCH ESO ISS PBL14 END 54.483
HIERARCH ESO ISS PBLA14 START 326.116
HIERARCH ESO ISS PBLA14 END 326.145
HIERARCH ESO ISS PBL23 START 34.432
HIERARCH ESO ISS PBL23 END 34.459
HIERARCH ESO ISS PBLA23 START 211.5
HIERARCH ESO ISS PBLA23 END 211.6
HIERARCH ESO ISS PBL24 START 55.815
HIERARCH ESO ISS PBL24 END 55.87
HIERARCH ESO ISS PBLA24 START 39.78
HIERARCH ESO ISS PBLA24 END 39.841
HIERARCH ESO ISS PBL34 START 90.025
HIERARCH ESO ISS PBL34 END 90.108
HIERARCH ESO ISS PBLA34 START 36.627
HIERARCH ESO ISS PBLA34 END 36.692
HIERARCH ESO ISS AMBI TAU0 START 0.007104
HIERARCH ESO ISS AMBI TAU0 END 0.007104
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.4