Exposure
ID
PIONI.2025-01-09T08:48:39.588_1
Header ID
PIONI.2025-01-09T08:48:39.588
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 08:48:39.588
UTC End
2025-01-09 08:49:05.188
MJD Start
60684.3671248644
MJD End
60684.3674211607
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010229
Ambient temperature (°C)
14.24
Seeing (arcsec)
0.575
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 41.9030 41.9410 137.5000 137.5000
A0-J2 91.7170 91.8990 62.7000 62.9000
A0-J6 168.3780 168.3760 358.5520 358.6360
B5-J2 90.2410 90.3320 36.1000 36.3000
B5-J6 201.8540 201.8550 350.7140 350.7830
J2-J6 152.7060 152.7970 325.8240 325.8450
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 60684.3671248644
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 41.903
HIERARCH ESO ISS PBL12 END 41.941
HIERARCH ESO ISS PBLA12 START 137.5
HIERARCH ESO ISS PBLA12 END 137.5
HIERARCH ESO ISS PBL13 START 91.717
HIERARCH ESO ISS PBL13 END 91.899
HIERARCH ESO ISS PBLA13 START 62.7
HIERARCH ESO ISS PBLA13 END 62.9
HIERARCH ESO ISS PBL14 START 168.378
HIERARCH ESO ISS PBL14 END 168.376
HIERARCH ESO ISS PBLA14 START 358.552
HIERARCH ESO ISS PBLA14 END 358.636
HIERARCH ESO ISS PBL23 START 90.241
HIERARCH ESO ISS PBL23 END 90.332
HIERARCH ESO ISS PBLA23 START 36.1
HIERARCH ESO ISS PBLA23 END 36.3
HIERARCH ESO ISS PBL24 START 201.854
HIERARCH ESO ISS PBL24 END 201.855
HIERARCH ESO ISS PBLA24 START 350.714
HIERARCH ESO ISS PBLA24 END 350.783
HIERARCH ESO ISS PBL34 START 152.706
HIERARCH ESO ISS PBL34 END 152.797
HIERARCH ESO ISS PBLA34 START 325.824
HIERARCH ESO ISS PBLA34 END 325.845
HIERARCH ESO ISS AMBI TAU0 START 0.010069
HIERARCH ESO ISS AMBI TAU0 END 0.010389
HIERARCH ESO ISS AMBI TEMP 14.24
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.53