Exposure
ID
PIONI.2025-07-21T08:40:58.241_1
Header ID
PIONI.2025-07-21T08:40:58.241
Date updated
2025-07-21 08:45:43 UTC+0000
Release date
2025-07-21 08:40:58 UTC+0000
UTC Start
2025-07-21 08:40:58.241
UTC End
2025-07-21 08:41:23.841
MJD Start
60877.3617851972
MJD End
60877.3620814935
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006418
Ambient temperature (°C)
14.89
Seeing (arcsec)
0.83
Observation
ID
68905
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
51268
Name
HD23593
RA
55.641604
DEC
-64.19512
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 69.4090 69.4660 57.8000 57.9000
A0-J2 118.5040 118.5410 38.3000 38.5000
A0-K0 127.1890 127.1960 24.3130 24.4540
G1-J2 57.8620 57.8600 14.8000 14.9000
G1-K0 79.1380 79.1420 355.4080 355.5070
J2-K0 31.1800 31.2090 317.3760 317.4530
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 60877.3617851972
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD23593
RA 55.641604
DEC -64.19512
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 69.409
HIERARCH ESO ISS PBL12 END 69.466
HIERARCH ESO ISS PBLA12 START 57.8
HIERARCH ESO ISS PBLA12 END 57.9
HIERARCH ESO ISS PBL13 START 118.504
HIERARCH ESO ISS PBL13 END 118.541
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 38.5
HIERARCH ESO ISS PBL14 START 127.189
HIERARCH ESO ISS PBL14 END 127.196
HIERARCH ESO ISS PBLA14 START 24.313
HIERARCH ESO ISS PBLA14 END 24.454
HIERARCH ESO ISS PBL23 START 57.862
HIERARCH ESO ISS PBL23 END 57.86
HIERARCH ESO ISS PBLA23 START 14.8
HIERARCH ESO ISS PBLA23 END 14.9
HIERARCH ESO ISS PBL24 START 79.138
HIERARCH ESO ISS PBL24 END 79.142
HIERARCH ESO ISS PBLA24 START 355.408
HIERARCH ESO ISS PBLA24 END 355.507
HIERARCH ESO ISS PBL34 START 31.18
HIERARCH ESO ISS PBL34 END 31.209
HIERARCH ESO ISS PBLA34 START 317.376
HIERARCH ESO ISS PBLA34 END 317.453
HIERARCH ESO ISS AMBI TAU0 START 0.006418
HIERARCH ESO ISS AMBI TAU0 END 0.006418
HIERARCH ESO ISS AMBI TEMP 14.89
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83