Exposure
ID
PIONI.2021-01-23T08:26:31.867_1
Header ID
PIONI.2021-01-23T08:26:31.867
Date updated
2021-09-29 14:26:13 UTC+0000
Release date
2021-01-23 08:26:31 UTC+0000
UTC Start
2021-01-23 08:26:31.867
UTC End
2021-01-23 08:26:57.467
MJD Start
59237.3517577155
MJD End
59237.3520540118
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002658
Ambient temperature (°C)
11.12
Seeing (arcsec)
0.9
Observation
ID
46437
Category
calibrator
Program ID
106.21GN.002
Program Title
CONSTRAINING THE SIZE AND CONTRAST OF GRANULATION ON AGB STARS
Program Type
Normal
PI / COI
PALADINI/ ABBOTT/ BARON/ JORISSEN/ WITTKOWSKI/ H\XC3\XB6FNER/ MARIGO/ VAN ECK/ CHIAVASSA/ KERVELLA/ MONTARGES/ LE BOUQUIN/ TRABUCCHI/ SANCHEZ/ FREYTAG
Target
ID
34917
Name
HD90957
RA
157.37039
DEC
-29.66376
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 64.8710 64.8230 282.7000 282.8000
K0-D0 90.3230 90.2490 261.0000 261.1000
K0-J3 56.5120 56.5100 343.2610 343.3410
G2-D0 38.4620 38.4450 222.4000 222.4000
G2-J3 61.6130 61.5790 49.7220 49.7700
D0-J3 99.8810 99.8310 46.9070 46.9550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21GN.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59237.3517577155
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD90957
RA 157.37039
DEC -29.66376
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 64.871
HIERARCH ESO ISS PBL12 END 64.823
HIERARCH ESO ISS PBLA12 START 282.7
HIERARCH ESO ISS PBLA12 END 282.8
HIERARCH ESO ISS PBL13 START 90.323
HIERARCH ESO ISS PBL13 END 90.249
HIERARCH ESO ISS PBLA13 START 261.0
HIERARCH ESO ISS PBLA13 END 261.1
HIERARCH ESO ISS PBL14 START 56.512
HIERARCH ESO ISS PBL14 END 56.51
HIERARCH ESO ISS PBLA14 START 343.261
HIERARCH ESO ISS PBLA14 END 343.341
HIERARCH ESO ISS PBL23 START 38.462
HIERARCH ESO ISS PBL23 END 38.445
HIERARCH ESO ISS PBLA23 START 222.4
HIERARCH ESO ISS PBLA23 END 222.4
HIERARCH ESO ISS PBL24 START 61.613
HIERARCH ESO ISS PBL24 END 61.579
HIERARCH ESO ISS PBLA24 START 49.722
HIERARCH ESO ISS PBLA24 END 49.77
HIERARCH ESO ISS PBL34 START 99.881
HIERARCH ESO ISS PBL34 END 99.831
HIERARCH ESO ISS PBLA34 START 46.907
HIERARCH ESO ISS PBLA34 END 46.955
HIERARCH ESO ISS AMBI TAU0 START 0.002658
HIERARCH ESO ISS AMBI TAU0 END 0.002658
HIERARCH ESO ISS AMBI TEMP 11.12
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.9