Exposure
ID
PIONI.2024-11-25T02:53:45.179_1
Header ID
PIONI.2024-11-25T02:53:45.179
Date updated
2024-11-25 03:00:45 UTC+0000
Release date
2025-11-25 03:00:45 UTC+0000
UTC Start
2024-11-25 02:53:45.179
UTC End
2024-11-25 02:54:10.779
MJD Start
60639.1206617937
MJD End
60639.12095809
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008256
Ambient temperature (°C)
16.23
Seeing (arcsec)
0.62
Observation
ID
62016
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
46119
Name
HD 40657
RA
90.013457
DEC
-3.07467
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 47.6750 47.6900 143.7000 143.7000
A0-J2 80.2780 80.5430 90.2000 90.3000
A0-J6 143.7680 143.7590 357.8140 357.9160
B5-J2 64.4950 64.6890 53.8000 53.9000
B5-J6 185.1780 185.1390 349.5130 349.5850
J2-J6 167.6010 167.6160 329.2300 329.2300
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 60639.1206617937
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 40657
RA 90.013457
DEC -3.07467
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 47.675
HIERARCH ESO ISS PBL12 END 47.69
HIERARCH ESO ISS PBLA12 START 143.7
HIERARCH ESO ISS PBLA12 END 143.7
HIERARCH ESO ISS PBL13 START 80.278
HIERARCH ESO ISS PBL13 END 80.543
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.3
HIERARCH ESO ISS PBL14 START 143.768
HIERARCH ESO ISS PBL14 END 143.759
HIERARCH ESO ISS PBLA14 START 357.814
HIERARCH ESO ISS PBLA14 END 357.916
HIERARCH ESO ISS PBL23 START 64.495
HIERARCH ESO ISS PBL23 END 64.689
HIERARCH ESO ISS PBLA23 START 53.8
HIERARCH ESO ISS PBLA23 END 53.9
HIERARCH ESO ISS PBL24 START 185.178
HIERARCH ESO ISS PBL24 END 185.139
HIERARCH ESO ISS PBLA24 START 349.513
HIERARCH ESO ISS PBLA24 END 349.585
HIERARCH ESO ISS PBL34 START 167.601
HIERARCH ESO ISS PBL34 END 167.616
HIERARCH ESO ISS PBLA34 START 329.23
HIERARCH ESO ISS PBLA34 END 329.23
HIERARCH ESO ISS AMBI TAU0 START 0.008256
HIERARCH ESO ISS AMBI TAU0 END 0.008256
HIERARCH ESO ISS AMBI TEMP 16.23
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62