Exposure
ID
PIONI.2025-05-31T08:04:32.059_1
Header ID
PIONI.2025-05-31T08:04:32.059
Date updated
2025-05-31 08:16:51 UTC+0000
Release date
2026-05-31 08:16:51 UTC+0000
UTC Start
2025-05-31 08:04:32.059
UTC End
2025-05-31 08:05:10.459
MJD Start
60826.3364821607
MJD End
60826.336926605145
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0073
Ambient temperature (°C)
15.07
Seeing (arcsec)
0.32
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 41.1900 41.1600 161.4000 161.5000
A0-J2 115.3310 115.1220 93.0000 93.0000
A0-J6 167.9550 168.0040 34.3040 34.3290
B5-J2 107.1960 107.0850 72.1000 72.1000
B5-J6 195.5660 195.6410 24.6280 24.6770
J2-J6 146.2950 146.2540 351.9360 352.0510
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 60826.3364821607
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 41.19
HIERARCH ESO ISS PBL12 END 41.16
HIERARCH ESO ISS PBLA12 START 161.4
HIERARCH ESO ISS PBLA12 END 161.5
HIERARCH ESO ISS PBL13 START 115.331
HIERARCH ESO ISS PBL13 END 115.122
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 167.955
HIERARCH ESO ISS PBL14 END 168.004
HIERARCH ESO ISS PBLA14 START 34.304
HIERARCH ESO ISS PBLA14 END 34.329
HIERARCH ESO ISS PBL23 START 107.196
HIERARCH ESO ISS PBL23 END 107.085
HIERARCH ESO ISS PBLA23 START 72.1
HIERARCH ESO ISS PBLA23 END 72.1
HIERARCH ESO ISS PBL24 START 195.566
HIERARCH ESO ISS PBL24 END 195.641
HIERARCH ESO ISS PBLA24 START 24.628
HIERARCH ESO ISS PBLA24 END 24.677
HIERARCH ESO ISS PBL34 START 146.295
HIERARCH ESO ISS PBL34 END 146.254
HIERARCH ESO ISS PBLA34 START 351.936
HIERARCH ESO ISS PBLA34 END 352.051
HIERARCH ESO ISS AMBI TAU0 START 0.0073
HIERARCH ESO ISS AMBI TAU0 END 0.0073
HIERARCH ESO ISS AMBI TEMP 15.07
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.32