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512245 (2016 AU8)
Classification: Aten [NEO]          SPK-ID: 2512245
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 147 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2000402065274026 1.3119e-07  
a .982136676288351 1.2761e-08 au
q .7856698527254926 1.3841e-07 au
i 9.185246270179819 5.9908e-06 deg
node 303.0048210929353 7.8262e-06 deg
peri 21.56206589662121 2.0461e-05 deg
M 127.5283432415813 2.8414e-05 deg
tp 2459074.560913789225
(2020-Aug-13.06091379)
2.6329e-05 TDB
period 355.513683338561
0.97
6.9291e-06
1.897e-08
d
yr
n 1.012619251724178 1.9736e-08 deg/d
Q 1.178603499851209 1.5314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      3020 days (8.27 yr)  
   first obs. used      2013-01-03  
   last obs. used      2021-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41758  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:27:22  

Additional Information
 Earth MOID = .119094 au 
 Jupiter MOID = 4.0597 au 
 T_jup = 6.138 
[ 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 19.82   n/a E2021B69  
rotation period rot_per 4.516 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 144-152.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2020) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D.; Stephens, R.D. (2020) Minor Planet Bull. 47, 200-213.]

512245 (2016 AU8)          Discovered 2016-Jan-02 by CSS at Catalina
Reference: Last Updated: 2018-02-05

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