Exposure
ID
PIONI.2025-05-30T03:29:17.278_1
Header ID
PIONI.2025-05-30T03:29:17.278
Date updated
2025-05-30 03:36:43 UTC+0000
Release date
2026-05-30 03:36:43 UTC+0000
UTC Start
2025-05-30 03:29:17.278
UTC End
2025-05-30 03:29:42.878
MJD Start
60825.1453388669
MJD End
60825.1456351632
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004268
Ambient temperature (°C)
13.91
Seeing (arcsec)
0.69
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 48.6570 48.6570 154.6000 154.7000
A0-J2 128.5570 128.5270 96.1000 96.1000
A0-J6 168.7980 168.7780 28.8830 28.9420
B5-J2 111.1780 111.1470 74.2000 74.2000
B5-J6 201.1150 201.1030 17.5540 17.6130
J2-J6 167.9180 167.9210 343.9930 344.0610
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 60825.1453388669
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 48.657
HIERARCH ESO ISS PBL12 END 48.657
HIERARCH ESO ISS PBLA12 START 154.6
HIERARCH ESO ISS PBLA12 END 154.7
HIERARCH ESO ISS PBL13 START 128.557
HIERARCH ESO ISS PBL13 END 128.527
HIERARCH ESO ISS PBLA13 START 96.1
HIERARCH ESO ISS PBLA13 END 96.1
HIERARCH ESO ISS PBL14 START 168.798
HIERARCH ESO ISS PBL14 END 168.778
HIERARCH ESO ISS PBLA14 START 28.883
HIERARCH ESO ISS PBLA14 END 28.942
HIERARCH ESO ISS PBL23 START 111.178
HIERARCH ESO ISS PBL23 END 111.147
HIERARCH ESO ISS PBLA23 START 74.2
HIERARCH ESO ISS PBLA23 END 74.2
HIERARCH ESO ISS PBL24 START 201.115
HIERARCH ESO ISS PBL24 END 201.103
HIERARCH ESO ISS PBLA24 START 17.554
HIERARCH ESO ISS PBLA24 END 17.613
HIERARCH ESO ISS PBL34 START 167.918
HIERARCH ESO ISS PBL34 END 167.921
HIERARCH ESO ISS PBLA34 START 343.993
HIERARCH ESO ISS PBLA34 END 344.061
HIERARCH ESO ISS AMBI TAU0 START 0.004268
HIERARCH ESO ISS AMBI TAU0 END 0.004268
HIERARCH ESO ISS AMBI TEMP 13.91
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69