Exposure
ID
PIONI.2025-01-08T07:55:11.651_1
Header ID
PIONI.2025-01-08T07:55:11.651
Date updated
2025-01-08 08:00:47 UTC+0000
Release date
2026-01-08 08:00:47 UTC+0000
UTC Start
2025-01-08 07:55:11.651
UTC End
2025-01-08 07:55:50.051
MJD Start
60683.32999596
MJD End
60683.33044040444
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0061835
Ambient temperature (°C)
14.22
Seeing (arcsec)
0.585
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 48.2130 48.1990 143.2000 143.2000
A0-J2 114.6690 114.8800 94.6000 94.5000
A0-J6 137.7380 137.8270 14.5100 14.6410
B5-J2 90.3520 90.5750 70.9000 71.0000
B5-J6 172.0210 172.0330 1.8670 1.9810
J2-J6 163.2580 163.1890 330.7430 330.7750
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 60683.32999596
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 48.213
HIERARCH ESO ISS PBL12 END 48.199
HIERARCH ESO ISS PBLA12 START 143.2
HIERARCH ESO ISS PBLA12 END 143.2
HIERARCH ESO ISS PBL13 START 114.669
HIERARCH ESO ISS PBL13 END 114.88
HIERARCH ESO ISS PBLA13 START 94.6
HIERARCH ESO ISS PBLA13 END 94.5
HIERARCH ESO ISS PBL14 START 137.738
HIERARCH ESO ISS PBL14 END 137.827
HIERARCH ESO ISS PBLA14 START 14.51
HIERARCH ESO ISS PBLA14 END 14.641
HIERARCH ESO ISS PBL23 START 90.352
HIERARCH ESO ISS PBL23 END 90.575
HIERARCH ESO ISS PBLA23 START 70.9
HIERARCH ESO ISS PBLA23 END 71.0
HIERARCH ESO ISS PBL24 START 172.021
HIERARCH ESO ISS PBL24 END 172.033
HIERARCH ESO ISS PBLA24 START 1.867
HIERARCH ESO ISS PBLA24 END 1.981
HIERARCH ESO ISS PBL34 START 163.258
HIERARCH ESO ISS PBL34 END 163.189
HIERARCH ESO ISS PBLA34 START 330.743
HIERARCH ESO ISS PBLA34 END 330.775
HIERARCH ESO ISS AMBI TAU0 START 0.006062
HIERARCH ESO ISS AMBI TAU0 END 0.006305
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.63