Exposure
ID
PIONI.2025-05-31T06:36:15.537_1
Header ID
PIONI.2025-05-31T06:36:15.537
Date updated
2025-05-31 06:46:02 UTC+0000
Release date
2025-05-31 06:36:15 UTC+0000
UTC Start
2025-05-31 06:36:15.537
UTC End
2025-05-31 06:36:53.937
MJD Start
60826.2751798313
MJD End
60826.27562427574
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.018603
Ambient temperature (°C)
15.29
Seeing (arcsec)
0.28
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 44.7280 44.6960 151.0000 151.1000
A0-J2 128.6030 128.5580 92.6000 92.7000
A0-J6 160.2350 160.3320 29.6450 29.7080
B5-J2 111.8070 111.8270 72.7000 72.7000
B5-J6 187.4330 187.5140 17.8840 17.9620
J2-J6 153.3100 153.2330 341.2770 341.3640
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 60826.2751798313
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 44.728
HIERARCH ESO ISS PBL12 END 44.696
HIERARCH ESO ISS PBLA12 START 151.0
HIERARCH ESO ISS PBLA12 END 151.1
HIERARCH ESO ISS PBL13 START 128.603
HIERARCH ESO ISS PBL13 END 128.558
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 160.235
HIERARCH ESO ISS PBL14 END 160.332
HIERARCH ESO ISS PBLA14 START 29.645
HIERARCH ESO ISS PBLA14 END 29.708
HIERARCH ESO ISS PBL23 START 111.807
HIERARCH ESO ISS PBL23 END 111.827
HIERARCH ESO ISS PBLA23 START 72.7
HIERARCH ESO ISS PBLA23 END 72.7
HIERARCH ESO ISS PBL24 START 187.433
HIERARCH ESO ISS PBL24 END 187.514
HIERARCH ESO ISS PBLA24 START 17.884
HIERARCH ESO ISS PBLA24 END 17.962
HIERARCH ESO ISS PBL34 START 153.31
HIERARCH ESO ISS PBL34 END 153.233
HIERARCH ESO ISS PBLA34 START 341.277
HIERARCH ESO ISS PBLA34 END 341.364
HIERARCH ESO ISS AMBI TAU0 START 0.018603
HIERARCH ESO ISS AMBI TAU0 END 0.018603
HIERARCH ESO ISS AMBI TEMP 15.29
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.28