Exposure
ID
PIONI.2021-01-23T07:22:54.819_1
Header ID
PIONI.2021-01-23T07:22:54.819
Date updated
2021-09-29 14:26:12 UTC+0000
Release date
2021-01-23 07:22:54 UTC+0000
UTC Start
2021-01-23 07:22:54.818
UTC End
2021-01-23 07:23:20.418
MJD Start
59237.3075789176
MJD End
59237.3078752139
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003711
Ambient temperature (°C)
11.43
Seeing (arcsec)
0.92
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 68.1200 68.1070 274.3000 274.4000
K0-D0 95.4040 95.3810 253.8000 253.8000
K0-J3 56.5110 56.5130 335.3090 335.3790
G2-D0 39.6850 39.6780 216.6000 216.7000
G2-J3 64.0090 63.9960 43.8190 43.8820
D0-J3 103.5000 103.4800 41.0630 41.1250
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 59237.3075789176
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 68.12
HIERARCH ESO ISS PBL12 END 68.107
HIERARCH ESO ISS PBLA12 START 274.3
HIERARCH ESO ISS PBLA12 END 274.4
HIERARCH ESO ISS PBL13 START 95.404
HIERARCH ESO ISS PBL13 END 95.381
HIERARCH ESO ISS PBLA13 START 253.8
HIERARCH ESO ISS PBLA13 END 253.8
HIERARCH ESO ISS PBL14 START 56.511
HIERARCH ESO ISS PBL14 END 56.513
HIERARCH ESO ISS PBLA14 START 335.309
HIERARCH ESO ISS PBLA14 END 335.379
HIERARCH ESO ISS PBL23 START 39.685
HIERARCH ESO ISS PBL23 END 39.678
HIERARCH ESO ISS PBLA23 START 216.6
HIERARCH ESO ISS PBLA23 END 216.7
HIERARCH ESO ISS PBL24 START 64.009
HIERARCH ESO ISS PBL24 END 63.996
HIERARCH ESO ISS PBLA24 START 43.819
HIERARCH ESO ISS PBLA24 END 43.882
HIERARCH ESO ISS PBL34 START 103.5
HIERARCH ESO ISS PBL34 END 103.48
HIERARCH ESO ISS PBLA34 START 41.063
HIERARCH ESO ISS PBLA34 END 41.125
HIERARCH ESO ISS AMBI TAU0 START 0.003802
HIERARCH ESO ISS AMBI TAU0 END 0.00362
HIERARCH ESO ISS AMBI TEMP 11.43
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.94