Exposure
ID
PIONI.2025-01-09T08:32:56.382_1
Header ID
PIONI.2025-01-09T08:32:56.382
Date updated
2025-01-09 08:40:51 UTC+0000
Release date
2026-01-09 08:40:50 UTC+0000
UTC Start
2025-01-09 08:32:56.382
UTC End
2025-01-09 08:33:21.982
MJD Start
60684.3562081242
MJD End
60684.356504420495
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007096
Ambient temperature (°C)
14.2
Seeing (arcsec)
0.73
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 40.8500 40.8920 137.2000 137.2000
A0-J2 86.7570 86.9480 59.1000 59.3000
A0-J6 168.4350 168.4320 356.2660 356.3520
B5-J2 87.9310 88.0160 32.1000 32.2000
B5-J6 201.8030 201.8060 348.9390 349.0060
J2-J6 150.2140 150.3130 325.3440 325.3610
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 60684.3562081242
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 40.85
HIERARCH ESO ISS PBL12 END 40.892
HIERARCH ESO ISS PBLA12 START 137.2
HIERARCH ESO ISS PBLA12 END 137.2
HIERARCH ESO ISS PBL13 START 86.757
HIERARCH ESO ISS PBL13 END 86.948
HIERARCH ESO ISS PBLA13 START 59.1
HIERARCH ESO ISS PBLA13 END 59.3
HIERARCH ESO ISS PBL14 START 168.435
HIERARCH ESO ISS PBL14 END 168.432
HIERARCH ESO ISS PBLA14 START 356.266
HIERARCH ESO ISS PBLA14 END 356.352
HIERARCH ESO ISS PBL23 START 87.931
HIERARCH ESO ISS PBL23 END 88.016
HIERARCH ESO ISS PBLA23 START 32.1
HIERARCH ESO ISS PBLA23 END 32.2
HIERARCH ESO ISS PBL24 START 201.803
HIERARCH ESO ISS PBL24 END 201.806
HIERARCH ESO ISS PBLA24 START 348.939
HIERARCH ESO ISS PBLA24 END 349.006
HIERARCH ESO ISS PBL34 START 150.214
HIERARCH ESO ISS PBL34 END 150.313
HIERARCH ESO ISS PBLA34 START 325.344
HIERARCH ESO ISS PBLA34 END 325.361
HIERARCH ESO ISS AMBI TAU0 START 0.007096
HIERARCH ESO ISS AMBI TAU0 END 0.007096
HIERARCH ESO ISS AMBI TEMP 14.2
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.73