Exposure
ID
PIONI.2025-05-31T08:02:51.221_1
Header ID
PIONI.2025-05-31T08:02:51.221
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 08:02:51.221
UTC End
2025-05-31 08:03:29.621
MJD Start
60826.3353150622
MJD End
60826.33575950664
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0073
Ambient temperature (°C)
15.16
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 41.2510 41.2210 161.1000 161.2000
A0-J2 115.7560 115.5510 93.0000 93.0000
A0-J6 167.8540 167.9030 34.2510 34.2770
B5-J2 107.4200 107.3120 72.2000 72.1000
B5-J6 195.4120 195.4870 24.5270 24.5760
J2-J6 146.3810 146.3390 351.6980 351.8130
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 60826.3353150622
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 41.251
HIERARCH ESO ISS PBL12 END 41.221
HIERARCH ESO ISS PBLA12 START 161.1
HIERARCH ESO ISS PBLA12 END 161.2
HIERARCH ESO ISS PBL13 START 115.756
HIERARCH ESO ISS PBL13 END 115.551
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 167.854
HIERARCH ESO ISS PBL14 END 167.903
HIERARCH ESO ISS PBLA14 START 34.251
HIERARCH ESO ISS PBLA14 END 34.277
HIERARCH ESO ISS PBL23 START 107.42
HIERARCH ESO ISS PBL23 END 107.312
HIERARCH ESO ISS PBLA23 START 72.2
HIERARCH ESO ISS PBLA23 END 72.1
HIERARCH ESO ISS PBL24 START 195.412
HIERARCH ESO ISS PBL24 END 195.487
HIERARCH ESO ISS PBLA24 START 24.527
HIERARCH ESO ISS PBLA24 END 24.576
HIERARCH ESO ISS PBL34 START 146.381
HIERARCH ESO ISS PBL34 END 146.339
HIERARCH ESO ISS PBLA34 START 351.698
HIERARCH ESO ISS PBLA34 END 351.813
HIERARCH ESO ISS AMBI TAU0 START 0.0073
HIERARCH ESO ISS AMBI TAU0 END 0.0073
HIERARCH ESO ISS AMBI TEMP 15.16
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.32