Exposure
ID
PIONI.2025-03-30T09:32:50.320_1
Header ID
PIONI.2025-03-30T09:32:50.320
Date updated
2025-03-30 09:41:01 UTC+0000
Release date
2025-03-30 09:32:50 UTC+0000
UTC Start
2025-03-30 09:32:50.320
UTC End
2025-03-30 09:33:15.920
MJD Start
60764.3978046263
MJD End
60764.3981009226
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00754
Ambient temperature (°C)
13.59
Seeing (arcsec)
0.58
Observation
ID
65971
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
49109
Name
HD168592
RA
275.577089
DEC
-38.65706
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 66.8030 66.8320 261.9000 262.0000
K0-D0 95.3850 95.4050 242.0000 242.1000
K0-J3 53.6110 53.6320 325.5140 325.5750
G2-D0 39.8060 39.8030 207.0000 207.0000
G2-J3 64.4080 64.4030 33.7540 33.8420
D0-J3 104.0410 104.0330 31.1570 31.2440
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 60764.3978046263
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD168592
RA 275.577089
DEC -38.65706
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 66.803
HIERARCH ESO ISS PBL12 END 66.832
HIERARCH ESO ISS PBLA12 START 261.9
HIERARCH ESO ISS PBLA12 END 262.0
HIERARCH ESO ISS PBL13 START 95.385
HIERARCH ESO ISS PBL13 END 95.405
HIERARCH ESO ISS PBLA13 START 242.0
HIERARCH ESO ISS PBLA13 END 242.1
HIERARCH ESO ISS PBL14 START 53.611
HIERARCH ESO ISS PBL14 END 53.632
HIERARCH ESO ISS PBLA14 START 325.514
HIERARCH ESO ISS PBLA14 END 325.575
HIERARCH ESO ISS PBL23 START 39.806
HIERARCH ESO ISS PBL23 END 39.803
HIERARCH ESO ISS PBLA23 START 207.0
HIERARCH ESO ISS PBLA23 END 207.0
HIERARCH ESO ISS PBL24 START 64.408
HIERARCH ESO ISS PBL24 END 64.403
HIERARCH ESO ISS PBLA24 START 33.754
HIERARCH ESO ISS PBLA24 END 33.842
HIERARCH ESO ISS PBL34 START 104.041
HIERARCH ESO ISS PBL34 END 104.033
HIERARCH ESO ISS PBLA34 START 31.157
HIERARCH ESO ISS PBLA34 END 31.244
HIERARCH ESO ISS AMBI TAU0 START 0.008132
HIERARCH ESO ISS AMBI TAU0 END 0.006948
HIERARCH ESO ISS AMBI TEMP 13.59
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.69