Exposure
ID
PIONI.2024-11-25T02:53:07.646_1
Header ID
PIONI.2024-11-25T02:53:07.646
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 02:53:07.645
UTC End
2024-11-25 02:53:33.245
MJD Start
60639.1202273783
MJD End
60639.1205236746
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008256
Ambient temperature (°C)
16.27
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 47.6590 47.6750 143.7000 143.7000
A0-J2 79.9980 80.2630 90.2000 90.2000
A0-J6 143.7770 143.7680 357.7060 357.8080
B5-J2 64.2910 64.4840 53.7000 53.8000
B5-J6 185.2180 185.1800 349.4370 349.5090
J2-J6 167.5850 167.6000 329.2310 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 60639.1202273783
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 47.659
HIERARCH ESO ISS PBL12 END 47.675
HIERARCH ESO ISS PBLA12 START 143.7
HIERARCH ESO ISS PBLA12 END 143.7
HIERARCH ESO ISS PBL13 START 79.998
HIERARCH ESO ISS PBL13 END 80.263
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 143.777
HIERARCH ESO ISS PBL14 END 143.768
HIERARCH ESO ISS PBLA14 START 357.706
HIERARCH ESO ISS PBLA14 END 357.808
HIERARCH ESO ISS PBL23 START 64.291
HIERARCH ESO ISS PBL23 END 64.484
HIERARCH ESO ISS PBLA23 START 53.7
HIERARCH ESO ISS PBLA23 END 53.8
HIERARCH ESO ISS PBL24 START 185.218
HIERARCH ESO ISS PBL24 END 185.18
HIERARCH ESO ISS PBLA24 START 349.437
HIERARCH ESO ISS PBLA24 END 349.509
HIERARCH ESO ISS PBL34 START 167.585
HIERARCH ESO ISS PBL34 END 167.6
HIERARCH ESO ISS PBLA34 START 329.231
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 16.27
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62