Exposure
ID
PIONI.2025-07-23T03:22:03.461_1
Header ID
PIONI.2025-07-23T03:22:03.461
Date updated
2025-07-23 03:25:47 UTC+0000
Release date
2026-07-23 03:25:46 UTC+0000
UTC Start
2025-07-23 03:22:03.461
UTC End
2025-07-23 03:22:41.861
MJD Start
60879.1403178307
MJD End
60879.14076227514
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004757
Ambient temperature (°C)
14.16
Seeing (arcsec)
0.835
Observation
ID
68885
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
51249
Name
V FG Ser
RA
273.778505
DEC
-0.31454
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.5990 86.5150 114.7000 114.8000
A0-J2 127.8890 127.8230 92.6000 92.6000
A0-K0 127.9660 127.9720 72.8000 72.8020
G1-J2 57.7170 57.7400 58.3000 58.3000
G1-K0 85.9430 85.9940 30.4710 30.5290
J2-K0 44.0720 44.0630 352.8130 352.9070
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 60879.1403178307
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V FG Ser
RA 273.778505
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 86.599
HIERARCH ESO ISS PBL12 END 86.515
HIERARCH ESO ISS PBLA12 START 114.7
HIERARCH ESO ISS PBLA12 END 114.8
HIERARCH ESO ISS PBL13 START 127.889
HIERARCH ESO ISS PBL13 END 127.823
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 127.966
HIERARCH ESO ISS PBL14 END 127.972
HIERARCH ESO ISS PBLA14 START 72.8
HIERARCH ESO ISS PBLA14 END 72.802
HIERARCH ESO ISS PBL23 START 57.717
HIERARCH ESO ISS PBL23 END 57.74
HIERARCH ESO ISS PBLA23 START 58.3
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 85.943
HIERARCH ESO ISS PBL24 END 85.994
HIERARCH ESO ISS PBLA24 START 30.471
HIERARCH ESO ISS PBLA24 END 30.529
HIERARCH ESO ISS PBL34 START 44.072
HIERARCH ESO ISS PBL34 END 44.063
HIERARCH ESO ISS PBLA34 START 352.813
HIERARCH ESO ISS PBLA34 END 352.907
HIERARCH ESO ISS AMBI TAU0 START 0.004604
HIERARCH ESO ISS AMBI TAU0 END 0.00491
HIERARCH ESO ISS AMBI TEMP 14.16
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.86