Exposure
ID
PIONI.2025-01-09T08:33:33.899_1
Header ID
PIONI.2025-01-09T08:33:33.899
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 08:33:33.899
UTC End
2025-01-09 08:33:59.499
MJD Start
60684.3566423524
MJD End
60684.3569386487
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0080665
Ambient temperature (°C)
14.2
Seeing (arcsec)
0.665
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 40.8940 40.9360 137.2000 137.2000
A0-J2 86.9580 87.1480 59.3000 59.4000
A0-J6 168.4320 168.4290 356.3570 356.4440
B5-J2 88.0210 88.1060 32.3000 32.4000
B5-J6 201.8060 201.8080 349.0100 349.0770
J2-J6 150.3190 150.4170 325.3620 325.3780
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 60684.3566423524
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 40.894
HIERARCH ESO ISS PBL12 END 40.936
HIERARCH ESO ISS PBLA12 START 137.2
HIERARCH ESO ISS PBLA12 END 137.2
HIERARCH ESO ISS PBL13 START 86.958
HIERARCH ESO ISS PBL13 END 87.148
HIERARCH ESO ISS PBLA13 START 59.3
HIERARCH ESO ISS PBLA13 END 59.4
HIERARCH ESO ISS PBL14 START 168.432
HIERARCH ESO ISS PBL14 END 168.429
HIERARCH ESO ISS PBLA14 START 356.357
HIERARCH ESO ISS PBLA14 END 356.444
HIERARCH ESO ISS PBL23 START 88.021
HIERARCH ESO ISS PBL23 END 88.106
HIERARCH ESO ISS PBLA23 START 32.3
HIERARCH ESO ISS PBLA23 END 32.4
HIERARCH ESO ISS PBL24 START 201.806
HIERARCH ESO ISS PBL24 END 201.808
HIERARCH ESO ISS PBLA24 START 349.01
HIERARCH ESO ISS PBLA24 END 349.077
HIERARCH ESO ISS PBL34 START 150.319
HIERARCH ESO ISS PBL34 END 150.417
HIERARCH ESO ISS PBLA34 START 325.362
HIERARCH ESO ISS PBLA34 END 325.378
HIERARCH ESO ISS AMBI TAU0 START 0.007096
HIERARCH ESO ISS AMBI TAU0 END 0.009037
HIERARCH ESO ISS AMBI TEMP 14.2
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.6