Exposure
ID
PIONI.2025-05-31T08:28:39.564_1
Header ID
PIONI.2025-05-31T08:28:39.564
Date updated
2025-05-31 08:36:47 UTC+0000
Release date
2025-05-31 08:28:39 UTC+0000
UTC Start
2025-05-31 08:28:39.564
UTC End
2025-05-31 08:29:17.964
MJD Start
60826.353235689
MJD End
60826.35368013344
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.008476
Ambient temperature (°C)
14.99
Seeing (arcsec)
0.35
Observation
ID
67681
Category
calibrator
Program ID
115.283B.001
Program Title
WHAT MAKES THE SYMBIOTIC GIANT IN FG SER BREATHE?
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
50334
Name
HD 166562
RA
272.817848
DEC
-0.65931
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 40.4290 40.4050 165.9000 166.0000
A0-J2 107.3930 107.1420 93.5000 93.5000
A0-J6 169.2930 169.3160 34.9570 34.9700
B5-J2 102.6300 102.4810 71.5000 71.5000
B5-J6 198.1390 198.1990 26.0850 26.1220
J2-J6 145.7260 145.7050 355.9850 356.1020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283B.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60826.353235689
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 166562
RA 272.817848
DEC -0.65931
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 40.429
HIERARCH ESO ISS PBL12 END 40.405
HIERARCH ESO ISS PBLA12 START 165.9
HIERARCH ESO ISS PBLA12 END 166.0
HIERARCH ESO ISS PBL13 START 107.393
HIERARCH ESO ISS PBL13 END 107.142
HIERARCH ESO ISS PBLA13 START 93.5
HIERARCH ESO ISS PBLA13 END 93.5
HIERARCH ESO ISS PBL14 START 169.293
HIERARCH ESO ISS PBL14 END 169.316
HIERARCH ESO ISS PBLA14 START 34.957
HIERARCH ESO ISS PBLA14 END 34.97
HIERARCH ESO ISS PBL23 START 102.63
HIERARCH ESO ISS PBL23 END 102.481
HIERARCH ESO ISS PBLA23 START 71.5
HIERARCH ESO ISS PBLA23 END 71.5
HIERARCH ESO ISS PBL24 START 198.139
HIERARCH ESO ISS PBL24 END 198.199
HIERARCH ESO ISS PBLA24 START 26.085
HIERARCH ESO ISS PBLA24 END 26.122
HIERARCH ESO ISS PBL34 START 145.726
HIERARCH ESO ISS PBL34 END 145.705
HIERARCH ESO ISS PBLA34 START 355.985
HIERARCH ESO ISS PBLA34 END 356.102
HIERARCH ESO ISS AMBI TAU0 START 0.008476
HIERARCH ESO ISS AMBI TAU0 END 0.008476
HIERARCH ESO ISS AMBI TEMP 14.99
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.35