Exposure
ID
PIONI.2025-05-31T09:05:19.972_1
Header ID
PIONI.2025-05-31T09:05:19.972
Date updated
2025-05-31 09:11:08 UTC+0000
Release date
2026-05-31 09:11:08 UTC+0000
UTC Start
2025-05-31 09:05:19.972
UTC End
2025-05-31 09:05:58.372
MJD Start
60826.3787033814
MJD End
60826.37914782584
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007535
Ambient temperature (°C)
15.03
Seeing (arcsec)
0.31
Observation
ID
67682
Category
science
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
50335
Name
V FG Ser
RA
273.77906
DEC
-0.31454
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 39.4790 39.4640 171.5000 171.6000
A0-J2 95.9910 95.6820 93.7000 93.8000
A0-J6 169.6860 169.6820 35.2340 35.2340
B5-J2 95.7450 95.5490 70.0000 69.9000
B5-J6 200.0860 200.1300 27.3940 27.4190
J2-J6 144.8790 144.8830 0.8280 0.9490
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283B.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60826.3787033814
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V FG Ser
RA 273.77906
DEC -0.31454
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 39.479
HIERARCH ESO ISS PBL12 END 39.464
HIERARCH ESO ISS PBLA12 START 171.5
HIERARCH ESO ISS PBLA12 END 171.6
HIERARCH ESO ISS PBL13 START 95.991
HIERARCH ESO ISS PBL13 END 95.682
HIERARCH ESO ISS PBLA13 START 93.7
HIERARCH ESO ISS PBLA13 END 93.8
HIERARCH ESO ISS PBL14 START 169.686
HIERARCH ESO ISS PBL14 END 169.682
HIERARCH ESO ISS PBLA14 START 35.234
HIERARCH ESO ISS PBLA14 END 35.234
HIERARCH ESO ISS PBL23 START 95.745
HIERARCH ESO ISS PBL23 END 95.549
HIERARCH ESO ISS PBLA23 START 70.0
HIERARCH ESO ISS PBLA23 END 69.9
HIERARCH ESO ISS PBL24 START 200.086
HIERARCH ESO ISS PBL24 END 200.13
HIERARCH ESO ISS PBLA24 START 27.394
HIERARCH ESO ISS PBLA24 END 27.419
HIERARCH ESO ISS PBL34 START 144.879
HIERARCH ESO ISS PBL34 END 144.883
HIERARCH ESO ISS PBLA34 START 0.828
HIERARCH ESO ISS PBLA34 END 0.949
HIERARCH ESO ISS AMBI TAU0 START 0.007535
HIERARCH ESO ISS AMBI TAU0 END 0.007535
HIERARCH ESO ISS AMBI TEMP 15.03
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.31