Exposure
ID
PIONI.2025-05-31T07:54:11.653_1
Header ID
PIONI.2025-05-31T07:54:11.653
Date updated
2025-05-31 08:01:12 UTC+0000
Release date
2025-05-31 07:54:11 UTC+0000
UTC Start
2025-05-31 07:54:11.653
UTC End
2025-05-31 07:54:50.053
MJD Start
60826.3293015379
MJD End
60826.329745982344
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0099405
Ambient temperature (°C)
15.13
Seeing (arcsec)
0.29
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 41.5740 41.5450 160.5000 160.6000
A0-J2 116.9580 116.7650 93.2000 93.2000
A0-J6 167.6800 167.7310 34.0590 34.0870
B5-J2 107.9790 107.8800 72.3000 72.3000
B5-J6 195.2500 195.3230 24.1920 24.2420
J2-J6 147.1290 147.0850 351.0520 351.1640
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 60826.3293015379
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 41.574
HIERARCH ESO ISS PBL12 END 41.545
HIERARCH ESO ISS PBLA12 START 160.5
HIERARCH ESO ISS PBLA12 END 160.6
HIERARCH ESO ISS PBL13 START 116.958
HIERARCH ESO ISS PBL13 END 116.765
HIERARCH ESO ISS PBLA13 START 93.2
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 167.68
HIERARCH ESO ISS PBL14 END 167.731
HIERARCH ESO ISS PBLA14 START 34.059
HIERARCH ESO ISS PBLA14 END 34.087
HIERARCH ESO ISS PBL23 START 107.979
HIERARCH ESO ISS PBL23 END 107.88
HIERARCH ESO ISS PBLA23 START 72.3
HIERARCH ESO ISS PBLA23 END 72.3
HIERARCH ESO ISS PBL24 START 195.25
HIERARCH ESO ISS PBL24 END 195.323
HIERARCH ESO ISS PBLA24 START 24.192
HIERARCH ESO ISS PBLA24 END 24.242
HIERARCH ESO ISS PBL34 START 147.129
HIERARCH ESO ISS PBL34 END 147.085
HIERARCH ESO ISS PBLA34 START 351.052
HIERARCH ESO ISS PBLA34 END 351.164
HIERARCH ESO ISS AMBI TAU0 START 0.009574
HIERARCH ESO ISS AMBI TAU0 END 0.010307
HIERARCH ESO ISS AMBI TEMP 15.13
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.29