Exposure
ID
PIONI.2025-05-30T03:13:37.922_1
Header ID
PIONI.2025-05-30T03:13:37.922
Date updated
2025-05-30 03:21:34 UTC+0000
Release date
2026-05-30 03:21:34 UTC+0000
UTC Start
2025-05-30 03:13:37.922
UTC End
2025-05-30 03:14:03.522
MJD Start
60825.1344666858
MJD End
60825.134762982096
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003057
Ambient temperature (°C)
13.7
Seeing (arcsec)
0.9
Observation
ID
67632
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
50300
Name
E Hya
RA
222.569963
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 48.6330 48.6350 152.8000 152.9000
A0-J2 129.1200 129.1070 94.2000 94.3000
A0-J6 169.2240 169.2110 27.3130 27.3750
B5-J2 111.7690 111.7540 72.4000 72.5000
B5-J6 201.3920 201.3830 15.9740 16.0350
J2-J6 167.8190 167.8240 342.2640 342.3290
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 60825.1344666858
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME E Hya
RA 222.569963
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
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.633
HIERARCH ESO ISS PBL12 END 48.635
HIERARCH ESO ISS PBLA12 START 152.8
HIERARCH ESO ISS PBLA12 END 152.9
HIERARCH ESO ISS PBL13 START 129.12
HIERARCH ESO ISS PBL13 END 129.107
HIERARCH ESO ISS PBLA13 START 94.2
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 169.224
HIERARCH ESO ISS PBL14 END 169.211
HIERARCH ESO ISS PBLA14 START 27.313
HIERARCH ESO ISS PBLA14 END 27.375
HIERARCH ESO ISS PBL23 START 111.769
HIERARCH ESO ISS PBL23 END 111.754
HIERARCH ESO ISS PBLA23 START 72.4
HIERARCH ESO ISS PBLA23 END 72.5
HIERARCH ESO ISS PBL24 START 201.392
HIERARCH ESO ISS PBL24 END 201.383
HIERARCH ESO ISS PBLA24 START 15.974
HIERARCH ESO ISS PBLA24 END 16.035
HIERARCH ESO ISS PBL34 START 167.819
HIERARCH ESO ISS PBL34 END 167.824
HIERARCH ESO ISS PBLA34 START 342.264
HIERARCH ESO ISS PBLA34 END 342.329
HIERARCH ESO ISS AMBI TAU0 START 0.003057
HIERARCH ESO ISS AMBI TAU0 END 0.003057
HIERARCH ESO ISS AMBI TEMP 13.7
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.9