Exposure
ID
PIONI.2025-05-30T03:13:00.222_1
Header ID
PIONI.2025-05-30T03:13:00.222
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 03:13:00.222
UTC End
2025-05-30 03:13:25.822
MJD Start
60825.1340303528
MJD End
60825.134326649095
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 48.6320 48.6330 152.7000 152.8000
A0-J2 129.1330 129.1210 94.1000 94.2000
A0-J6 169.2380 169.2250 27.2480 27.3100
B5-J2 111.7850 111.7700 72.3000 72.4000
B5-J6 201.4010 201.3920 15.9090 15.9700
J2-J6 167.8140 167.8190 342.1950 342.2600
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 60825.1340303528
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 48.632
HIERARCH ESO ISS PBL12 END 48.633
HIERARCH ESO ISS PBLA12 START 152.7
HIERARCH ESO ISS PBLA12 END 152.8
HIERARCH ESO ISS PBL13 START 129.133
HIERARCH ESO ISS PBL13 END 129.121
HIERARCH ESO ISS PBLA13 START 94.1
HIERARCH ESO ISS PBLA13 END 94.2
HIERARCH ESO ISS PBL14 START 169.238
HIERARCH ESO ISS PBL14 END 169.225
HIERARCH ESO ISS PBLA14 START 27.248
HIERARCH ESO ISS PBLA14 END 27.31
HIERARCH ESO ISS PBL23 START 111.785
HIERARCH ESO ISS PBL23 END 111.77
HIERARCH ESO ISS PBLA23 START 72.3
HIERARCH ESO ISS PBLA23 END 72.4
HIERARCH ESO ISS PBL24 START 201.401
HIERARCH ESO ISS PBL24 END 201.392
HIERARCH ESO ISS PBLA24 START 15.909
HIERARCH ESO ISS PBLA24 END 15.97
HIERARCH ESO ISS PBL34 START 167.814
HIERARCH ESO ISS PBL34 END 167.819
HIERARCH ESO ISS PBLA34 START 342.195
HIERARCH ESO ISS PBLA34 END 342.26
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