Exposure
ID
PIONI.2025-05-31T07:05:04.961_1
Header ID
PIONI.2025-05-31T07:05:04.961
Date updated
2025-05-31 07:11:04 UTC+0000
Release date
2025-05-31 07:05:04 UTC+0000
UTC Start
2025-05-31 07:05:04.961
UTC End
2025-05-31 07:05:43.361
MJD Start
60826.2951963102
MJD End
60826.295640754644
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.010227
Ambient temperature (°C)
15.27
Seeing (arcsec)
0.38
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 43.5370 43.5030 154.0000 154.1000
A0-J2 125.9820 125.8780 92.8000 92.8000
A0-J6 163.4950 163.5800 31.6750 31.7260
B5-J2 111.7640 111.7390 72.8000 72.8000
B5-J6 190.3850 190.4690 20.5370 20.6070
J2-J6 150.6640 150.5930 344.6090 344.7090
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 60826.2951963102
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 43.537
HIERARCH ESO ISS PBL12 END 43.503
HIERARCH ESO ISS PBLA12 START 154.0
HIERARCH ESO ISS PBLA12 END 154.1
HIERARCH ESO ISS PBL13 START 125.982
HIERARCH ESO ISS PBL13 END 125.878
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 163.495
HIERARCH ESO ISS PBL14 END 163.58
HIERARCH ESO ISS PBLA14 START 31.675
HIERARCH ESO ISS PBLA14 END 31.726
HIERARCH ESO ISS PBL23 START 111.764
HIERARCH ESO ISS PBL23 END 111.739
HIERARCH ESO ISS PBLA23 START 72.8
HIERARCH ESO ISS PBLA23 END 72.8
HIERARCH ESO ISS PBL24 START 190.385
HIERARCH ESO ISS PBL24 END 190.469
HIERARCH ESO ISS PBLA24 START 20.537
HIERARCH ESO ISS PBLA24 END 20.607
HIERARCH ESO ISS PBL34 START 150.664
HIERARCH ESO ISS PBL34 END 150.593
HIERARCH ESO ISS PBLA34 START 344.609
HIERARCH ESO ISS PBLA34 END 344.709
HIERARCH ESO ISS AMBI TAU0 START 0.010227
HIERARCH ESO ISS AMBI TAU0 END 0.010227
HIERARCH ESO ISS AMBI TEMP 15.27
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.38