Exposure
ID
PIONI.2025-01-08T07:58:31.977_1
Header ID
PIONI.2025-01-08T07:58:31.977
Date updated
2025-01-08 08:05:39 UTC+0000
Release date
2026-01-08 08:05:38 UTC+0000
UTC Start
2025-01-08 07:58:31.977
UTC End
2025-01-08 07:59:10.377
MJD Start
60683.3323145537
MJD End
60683.3327589981
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006886
Ambient temperature (°C)
14.22
Seeing (arcsec)
0.54
Observation
ID
63127
Category
science
Program ID
114.2734.001
Program Title
GAIA FGK BENCHMARK STARS: METAL-POOR STARS
Program Type
Normal
PI / COI
SOUBIRAN / NARDETTO / CREEVEY / JOFRE PFEIL / HEITER / MOURARD / CASAMIQUELA / WORLEY / BAILLEUL
Target
ID
47031
Name
c Vir
RA
185.085231
DEC
3.31222
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 48.1540 48.1390 143.2000 143.2000
A0-J2 115.5260 115.7270 94.5000 94.5000
A0-J6 138.1070 138.1970 15.0450 15.1720
B5-J2 91.2590 91.4730 71.1000 71.1000
B5-J6 172.0770 172.0930 2.3350 2.4470
J2-J6 162.9720 162.9020 330.8770 330.9090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.2734.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60683.3323145537
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME c Vir
RA 185.085231
DEC 3.31222
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
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.154
HIERARCH ESO ISS PBL12 END 48.139
HIERARCH ESO ISS PBLA12 START 143.2
HIERARCH ESO ISS PBLA12 END 143.2
HIERARCH ESO ISS PBL13 START 115.526
HIERARCH ESO ISS PBL13 END 115.727
HIERARCH ESO ISS PBLA13 START 94.5
HIERARCH ESO ISS PBLA13 END 94.5
HIERARCH ESO ISS PBL14 START 138.107
HIERARCH ESO ISS PBL14 END 138.197
HIERARCH ESO ISS PBLA14 START 15.045
HIERARCH ESO ISS PBLA14 END 15.172
HIERARCH ESO ISS PBL23 START 91.259
HIERARCH ESO ISS PBL23 END 91.473
HIERARCH ESO ISS PBLA23 START 71.1
HIERARCH ESO ISS PBLA23 END 71.1
HIERARCH ESO ISS PBL24 START 172.077
HIERARCH ESO ISS PBL24 END 172.093
HIERARCH ESO ISS PBLA24 START 2.335
HIERARCH ESO ISS PBLA24 END 2.447
HIERARCH ESO ISS PBL34 START 162.972
HIERARCH ESO ISS PBL34 END 162.902
HIERARCH ESO ISS PBLA34 START 330.877
HIERARCH ESO ISS PBLA34 END 330.909
HIERARCH ESO ISS AMBI TAU0 START 0.006524
HIERARCH ESO ISS AMBI TAU0 END 0.007248
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.5