Exposure
ID
PIONI.2025-05-30T03:28:01.821_1
Header ID
PIONI.2025-05-30T03:28:01.821
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 03:28:01.821
UTC End
2025-05-30 03:28:27.421
MJD Start
60825.1444655214
MJD End
60825.1447618177
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004268
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.83
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 48.6560 48.6570 154.4000 154.5000
A0-J2 128.6190 128.5900 95.9000 96.0000
A0-J6 168.8380 168.8190 28.7610 28.8200
B5-J2 111.2390 111.2100 74.0000 74.1000
B5-J6 201.1400 201.1280 17.4290 17.4890
J2-J6 167.9130 167.9150 343.8530 343.9200
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 60825.1444655214
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 48.656
HIERARCH ESO ISS PBL12 END 48.657
HIERARCH ESO ISS PBLA12 START 154.4
HIERARCH ESO ISS PBLA12 END 154.5
HIERARCH ESO ISS PBL13 START 128.619
HIERARCH ESO ISS PBL13 END 128.59
HIERARCH ESO ISS PBLA13 START 95.9
HIERARCH ESO ISS PBLA13 END 96.0
HIERARCH ESO ISS PBL14 START 168.838
HIERARCH ESO ISS PBL14 END 168.819
HIERARCH ESO ISS PBLA14 START 28.761
HIERARCH ESO ISS PBLA14 END 28.82
HIERARCH ESO ISS PBL23 START 111.239
HIERARCH ESO ISS PBL23 END 111.21
HIERARCH ESO ISS PBLA23 START 74.0
HIERARCH ESO ISS PBLA23 END 74.1
HIERARCH ESO ISS PBL24 START 201.14
HIERARCH ESO ISS PBL24 END 201.128
HIERARCH ESO ISS PBLA24 START 17.429
HIERARCH ESO ISS PBLA24 END 17.489
HIERARCH ESO ISS PBL34 START 167.913
HIERARCH ESO ISS PBL34 END 167.915
HIERARCH ESO ISS PBLA34 START 343.853
HIERARCH ESO ISS PBLA34 END 343.92
HIERARCH ESO ISS AMBI TAU0 START 0.004268
HIERARCH ESO ISS AMBI TAU0 END 0.004268
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83