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216985 (2000 QK130)
Classification: Apollo [NEO, PHA]          SPK-ID: 2216985
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 60 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2617694988695632 3.7046e-08  
a 1.180589558127611 8.1935e-09 au
q .8715472211259069 4.5083e-08 au
i 4.722329916104565 4.3687e-06 deg
node 173.8777227371267 4.0399e-05 deg
peri 66.30562221232994 4.846e-05 deg
M 2.379040445577086 3.2207e-05 deg
tp 2459197.403677717553
(2020-Dec-13.90367772)
4.1903e-05 TDB
period 468.540172889062
1.28
4.8776e-06
1.335e-08
d
yr
n .7683439346944505 7.9987e-09 deg/d
Q 1.489631895129314 1.0338e-08 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 1.019060195350716E-13 1.604E-14
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      6641 days (18.18 yr)  
   first obs. used      2000-08-09  
   last obs. used      2018-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .36443  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:57:05  

Additional Information
 Earth MOID = 2.42258E-5 au 
 Jupiter MOID = 3.51619 au 
 T_jup = 5.324 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ 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 21.1   n/a MPO459964  

216985 (2000 QK130)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09

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