Exposure
ID
PIONI.2024-11-25T03:08:08.722_1
Header ID
PIONI.2024-11-25T03:08:08.722
Date updated
2024-11-25 03:15:49 UTC+0000
Release date
2025-11-25 03:15:49 UTC+0000
UTC Start
2024-11-25 03:08:08.722
UTC End
2024-11-25 03:08:34.322
MJD Start
60639.1306565013
MJD End
60639.1309527976
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006034
Ambient temperature (°C)
16.14
Seeing (arcsec)
0.655
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 48.0060 48.0180 143.4000 143.4000
A0-J2 86.4840 86.7280 90.4000 90.4000
A0-J6 143.6730 143.6740 0.2700 0.3690
B5-J2 69.1410 69.3290 56.8000 56.9000
B5-J6 184.3230 184.2910 351.2720 351.3440
J2-J6 167.8720 167.8800 329.2680 329.2710
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 60639.1306565013
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 48.006
HIERARCH ESO ISS PBL12 END 48.018
HIERARCH ESO ISS PBLA12 START 143.4
HIERARCH ESO ISS PBLA12 END 143.4
HIERARCH ESO ISS PBL13 START 86.484
HIERARCH ESO ISS PBL13 END 86.728
HIERARCH ESO ISS PBLA13 START 90.4
HIERARCH ESO ISS PBLA13 END 90.4
HIERARCH ESO ISS PBL14 START 143.673
HIERARCH ESO ISS PBL14 END 143.674
HIERARCH ESO ISS PBLA14 START 0.27
HIERARCH ESO ISS PBLA14 END 0.369
HIERARCH ESO ISS PBL23 START 69.141
HIERARCH ESO ISS PBL23 END 69.329
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 184.323
HIERARCH ESO ISS PBL24 END 184.291
HIERARCH ESO ISS PBLA24 START 351.272
HIERARCH ESO ISS PBLA24 END 351.344
HIERARCH ESO ISS PBL34 START 167.872
HIERARCH ESO ISS PBL34 END 167.88
HIERARCH ESO ISS PBLA34 START 329.268
HIERARCH ESO ISS PBLA34 END 329.271
HIERARCH ESO ISS AMBI TAU0 START 0.00541
HIERARCH ESO ISS AMBI TAU0 END 0.006658
HIERARCH ESO ISS AMBI TEMP 16.14
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.63