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120844 (1998 KL60)
Classification: Main-belt Asteroid          SPK-ID: 2120844
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699716402512772 4.6364e-08  
a 2.688142076033778 1.6694e-08 au
q 2.231234158141843 1.2186e-07 au
i 13.33343283506151 3.7153e-06 deg
node 139.2850667954082 2.2258e-05 deg
peri 100.00323424871 2.67e-05 deg
M 359.3352196330142 1.2067e-05 deg
tp 2459003.472709281225
(2020-Jun-02.97270928)		 5.3952e-05 TDB
period 1609.817910377256
4.41		 1.4996e-05
4.106e-08		 d
yr
n .2236277765822814 2.0832e-09 deg/d
Q 3.145049993925713 1.9532e-08 au
   Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      8121 days (22.23 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53222  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:54:19  

Additional Information
 Earth MOID = 1.26504 au 
 Jupiter MOID = 2.04303 au 
 T_jup = 3.314 
[ 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 15.60   n/a E2021B55  

120844 (1998 KL60)          Discovered 1998-May-23 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1998 KL60 = 2002 KL2 = 2003 PR1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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