(13057) ( 0013057 )

ORIGIN  = 'H85 Silver Spring'
TELESCOP= '0.45-m f/7.25 Ritchey-Chretien + 3072x2054 CCD'
OBSERVER= 'K. Levin'
MEASURER= 'J. C. Pelle'

Former Status
249 observations from 1981 Oct. 24 to 2006 Mars 23
Last observed on 2006 Mars 23

2006-03-28T02:53:52.10	2006-03-28T03:59:38.86

AirMass

Relative Extinction

Sky Background

Fig. 1 - From 2006-03-28T02:21:37.00 to 2006-03-28T04:31:37.00

13057 C2006 03 28.12074 11 19 55.94 +11 12 32.5 18.8 V H85 13057 C2006 03 28.16642 11 19 53.73 +11 12 38.9 H85

Fig. 2 - Measures

Fig. 3 - Fit to Ephemerid with Offset removed
One vertical Tick = 1 arcsec
Sigma Fit (arcsec): RA=0.00 DC=0.01
Offset O-C (arcsec): RA=-0.55 DC=-0.42
Along Orbit and Transversal: LO=+0.47 TR=+0.42
Means Motion ("/h): RA=-29.66 DC=+5.84

New orbital Elements

Parameter	Unit	Value
Ascending Node (°) 25.04736 Inclination (°) 8.32800 Semi-major Axis (AU) 2.7360226 Eccentricity 0.1807361 Perihelia Argument (°) 327.49146 Period (yr) 4.53 Absolute Magnitude 13.6 Diameter Range (km) 5.0-11.2

Parameter

Unit

Value

Ascending Node      (°)   25.04736
Inclination         (°)    8.32800
Semi-major Axis    (AU)    2.7360226
Eccentricity               0.1807361
Perihelia Argument  (°)  327.49146
Period             (yr)    4.53
Absolute Magnitude        13.6
Diameter Range     (km)    5.0-11.2

Follow-Up

Formerly Unidentified Observations of (13057)
20060324 699 -0.2 -0.1 20060324 699 +0.0 +0.1 20060324 699 +0.1 -0.4 20060324 699 -0.3 +0.4 20060328 H85 -0.5 -0.4 20060328 H85 -0.5 -0.4 20060329 704 +1.4 -0.8 20060329 704 +1.4 -1.0 20060329 704 +1.8 -0.4 20060329 704 +0.3 -0.2 20060330 704 +0.5 +0.3 20060330 704 +1.2 +0.8	20060330 704 +0.9 +1.3 20060330 704 +1.7 -0.5 20060330 704 +0.4 +0.3 20060330 704 +1.0 -0.3 20060330 704 +0.9 +1.0 20060330 704 +1.6 -0.3 20060330 704 -0.1 -0.3 20060331 704 +1.2 -0.2 20060331 704 +0.6 +0.4 20060331 704 +0.9 -0.4 20060331 704 +2.0 -0.3 20060331 704 +0.6 -0.9	20060402 703 -1.3 -0.4 20060402 703 -0.4 -1.3 20060402 703 -0.4 -0.9 20060402 703 -0.5 -0.2 20060418 703 -0.3 -0.2 20060418 703 -0.7 -1.0 20060418 703 -1.2 -0.6 20060418 703 -1.2 -0.1 20060422 644 -0.4 +0.0 20060422 644 -0.3 -0.1 20060422 644 -0.5 -0.2
Further observations? None needed at this time.

Formerly Unidentified Observations of (13057)

20060324  699   -0.2 -0.1  
20060324  699   +0.0 +0.1  
20060324  699   +0.1 -0.4  
20060324  699   -0.3 +0.4  
20060328  H85   -0.5 -0.4  
20060328  H85   -0.5 -0.4  
20060329  704   +1.4 -0.8  
20060329  704   +1.4 -1.0  
20060329  704   +1.8 -0.4  
20060329  704   +0.3 -0.2  
20060330  704   +0.5 +0.3  
20060330  704   +1.2 +0.8

20060330  704   +0.9 +1.3  
20060330  704   +1.7 -0.5  
20060330  704   +0.4 +0.3  
20060330  704   +1.0 -0.3  
20060330  704   +0.9 +1.0  
20060330  704   +1.6 -0.3  
20060330  704   -0.1 -0.3  
20060331  704   +1.2 -0.2  
20060331  704   +0.6 +0.4  
20060331  704   +0.9 -0.4  
20060331  704   +2.0 -0.3  
20060331  704   +0.6 -0.9

20060402  703   -1.3 -0.4  
20060402  703   -0.4 -1.3  
20060402  703   -0.4 -0.9  
20060402  703   -0.5 -0.2  
20060418  703   -0.3 -0.2  
20060418  703   -0.7 -1.0  
20060418  703   -1.2 -0.6  
20060418  703   -1.2 -0.1  
20060422  644   -0.4 +0.0  
20060422  644   -0.3 -0.1  
20060422  644   -0.5 -0.2

Further observations? None needed at this time.

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Updated on 2006/05/20 10:33

(13057) = 0013057

New orbital Elements

Follow-Up