Exposure
ID
PIONI.2025-01-09T08:46:46.934_1
Header ID
PIONI.2025-01-09T08:46:46.934
Date updated
2025-01-09 08:55:49 UTC+0000
Release date
2026-01-09 08:55:49 UTC+0000
UTC Start
2025-01-09 08:46:46.933
UTC End
2025-01-09 08:47:12.533
MJD Start
60684.3658209862
MJD End
60684.366117282494
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010254
Ambient temperature (°C)
14.24
Seeing (arcsec)
0.62
Observation
ID
63146
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
47048
Name
E Hya
RA
222.569986
DEC
-27.96071
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 41.7810 41.8200 137.4000 137.5000
A0-J2 91.1280 91.3160 62.3000 62.5000
A0-J6 168.3820 168.3800 358.2770 358.3640
B5-J2 89.9580 90.0480 35.7000 35.8000
B5-J6 201.8490 201.8510 350.4990 350.5670
J2-J6 152.4190 152.5110 325.7600 325.7800
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 60684.3658209862
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME E Hya
RA 222.569986
DEC -27.96071
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 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 41.781
HIERARCH ESO ISS PBL12 END 41.82
HIERARCH ESO ISS PBLA12 START 137.4
HIERARCH ESO ISS PBLA12 END 137.5
HIERARCH ESO ISS PBL13 START 91.128
HIERARCH ESO ISS PBL13 END 91.316
HIERARCH ESO ISS PBLA13 START 62.3
HIERARCH ESO ISS PBLA13 END 62.5
HIERARCH ESO ISS PBL14 START 168.382
HIERARCH ESO ISS PBL14 END 168.38
HIERARCH ESO ISS PBLA14 START 358.277
HIERARCH ESO ISS PBLA14 END 358.364
HIERARCH ESO ISS PBL23 START 89.958
HIERARCH ESO ISS PBL23 END 90.048
HIERARCH ESO ISS PBLA23 START 35.7
HIERARCH ESO ISS PBLA23 END 35.8
HIERARCH ESO ISS PBL24 START 201.849
HIERARCH ESO ISS PBL24 END 201.851
HIERARCH ESO ISS PBLA24 START 350.499
HIERARCH ESO ISS PBLA24 END 350.567
HIERARCH ESO ISS PBL34 START 152.419
HIERARCH ESO ISS PBL34 END 152.511
HIERARCH ESO ISS PBLA34 START 325.76
HIERARCH ESO ISS PBLA34 END 325.78
HIERARCH ESO ISS AMBI TAU0 START 0.010254
HIERARCH ESO ISS AMBI TAU0 END 0.010254
HIERARCH ESO ISS AMBI TEMP 14.24
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62