Exposure
ID
PIONI.2025-03-21T04:06:21.341_1
Header ID
PIONI.2025-03-21T04:06:21.341
Date updated
2025-03-21 04:10:48 UTC+0000
Release date
2025-03-21 04:06:21 UTC+0000
UTC Start
2025-03-21 04:06:21.341
UTC End
2025-03-21 04:06:59.741
MJD Start
60755.1710803341
MJD End
60755.17152477854
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.01073
Ambient temperature (°C)
16.22
Seeing (arcsec)
0.41
Observation
ID
64916
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
48345
Name
HD71542
RA
126.705757
DEC
-34.17469
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 83.1950 83.1350 144.7000 144.9000
A0-J2 107.7800 107.6030 121.0000 121.2000
A0-K0 100.4860 100.2570 94.6850 94.8090
G1-J2 46.0250 45.9250 74.4000 74.5000
G1-K0 79.2780 79.1940 41.1160 41.1600
J2-K0 47.9960 47.9920 9.3510 9.4370
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 60755.1710803341
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD71542
RA 126.705757
DEC -34.17469
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 83.195
HIERARCH ESO ISS PBL12 END 83.135
HIERARCH ESO ISS PBLA12 START 144.7
HIERARCH ESO ISS PBLA12 END 144.9
HIERARCH ESO ISS PBL13 START 107.78
HIERARCH ESO ISS PBL13 END 107.603
HIERARCH ESO ISS PBLA13 START 121.0
HIERARCH ESO ISS PBLA13 END 121.2
HIERARCH ESO ISS PBL14 START 100.486
HIERARCH ESO ISS PBL14 END 100.257
HIERARCH ESO ISS PBLA14 START 94.685
HIERARCH ESO ISS PBLA14 END 94.809
HIERARCH ESO ISS PBL23 START 46.025
HIERARCH ESO ISS PBL23 END 45.925
HIERARCH ESO ISS PBLA23 START 74.4
HIERARCH ESO ISS PBLA23 END 74.5
HIERARCH ESO ISS PBL24 START 79.278
HIERARCH ESO ISS PBL24 END 79.194
HIERARCH ESO ISS PBLA24 START 41.116
HIERARCH ESO ISS PBLA24 END 41.16
HIERARCH ESO ISS PBL34 START 47.996
HIERARCH ESO ISS PBL34 END 47.992
HIERARCH ESO ISS PBLA34 START 9.351
HIERARCH ESO ISS PBLA34 END 9.437
HIERARCH ESO ISS AMBI TAU0 START 0.01073
HIERARCH ESO ISS AMBI TAU0 END 0.01073
HIERARCH ESO ISS AMBI TEMP 16.22
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41