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JPL Small-Body Database Browser
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109948 (2001 SN45)
Classification: Main-belt Asteroid          SPK-ID: 2109948
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08977464638832308 5.0851e-08  
a 3.086883010995744 2.4374e-08 au
q 2.809759180241479 1.6003e-07 au
i 11.70137438359182 5.2619e-06 deg
node 159.6919024621662 2.5227e-05 deg
peri 188.3979743847981 3.9487e-05 deg
M 102.9439459422603 2.8874e-05 deg
tp 2458034.029897781027
(2017-Oct-07.52989778)
0.00015868 TDB
period 1980.973576758083
5.42
2.3463e-05
6.424e-08
d
yr
n .1817288247676427 2.1524e-09 deg/d
Q 3.364006841750009 2.6562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      9454 days (25.88 yr)  
   first obs. used      1993-03-25  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59622  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:03:23  

Additional Information
 Earth MOID = 1.80225 au 
 Jupiter MOID = 2.04849 au 
 T_jup = 3.188 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO432620  

109948 (2001 SN45)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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