Exposure
ID
PIONI.2025-05-31T08:02:00.790_1
Header ID
PIONI.2025-05-31T08:02:00.790
Date updated
2025-05-31 08:10:57 UTC+0000
Release date
2026-05-31 08:10:57 UTC+0000
UTC Start
2025-05-31 08:02:00.790
UTC End
2025-05-31 08:02:39.190
MJD Start
60826.334731367
MJD End
60826.335175811444
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0073
Ambient temperature (°C)
15.17
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 41.2810 41.2520 161.0000 161.1000
A0-J2 115.9650 115.7610 93.0000 93.0000
A0-J6 167.8020 167.8530 34.2240 34.2500
B5-J2 107.5290 107.4220 72.2000 72.2000
B5-J6 195.3350 195.4100 24.4760 24.5260
J2-J6 146.4250 146.3820 351.5810 351.6960
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 60826.334731367
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 41.281
HIERARCH ESO ISS PBL12 END 41.252
HIERARCH ESO ISS PBLA12 START 161.0
HIERARCH ESO ISS PBLA12 END 161.1
HIERARCH ESO ISS PBL13 START 115.965
HIERARCH ESO ISS PBL13 END 115.761
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 167.802
HIERARCH ESO ISS PBL14 END 167.853
HIERARCH ESO ISS PBLA14 START 34.224
HIERARCH ESO ISS PBLA14 END 34.25
HIERARCH ESO ISS PBL23 START 107.529
HIERARCH ESO ISS PBL23 END 107.422
HIERARCH ESO ISS PBLA23 START 72.2
HIERARCH ESO ISS PBLA23 END 72.2
HIERARCH ESO ISS PBL24 START 195.335
HIERARCH ESO ISS PBL24 END 195.41
HIERARCH ESO ISS PBLA24 START 24.476
HIERARCH ESO ISS PBLA24 END 24.526
HIERARCH ESO ISS PBL34 START 146.425
HIERARCH ESO ISS PBL34 END 146.382
HIERARCH ESO ISS PBLA34 START 351.581
HIERARCH ESO ISS PBLA34 END 351.696
HIERARCH ESO ISS AMBI TAU0 START 0.0073
HIERARCH ESO ISS AMBI TAU0 END 0.0073
HIERARCH ESO ISS AMBI TEMP 15.17
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.32