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227609 (2006 AK78)
Classification: Main-belt Asteroid          SPK-ID: 2227609
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04236945149397298 4.8258e-08  
a 2.929923310893364 2.6608e-08 au
q 2.805784067291407 1.3836e-07 au
i 1.280121127764122 4.817e-06 deg
node 134.6520331517252 0.00026039 deg
peri 131.2811670894535 0.00027126 deg
M 202.9773433324478 8.0046e-05 deg
tp 2459999.492360110456
(2023-Feb-23.99236011)
0.00041124 TDB
period 1831.820042688164
5.02
2.4954e-05
6.832e-08
d
yr
n .1965258549479054 2.6772e-09 deg/d
Q 3.054062554495321 2.7736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      7773 days (21.28 yr)  
   first obs. used      1999-10-30  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:26  

Additional Information
 Earth MOID = 1.78829 au 
 Jupiter MOID = 1.96487 au 
 T_jup = 3.275 
[ 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 16.3   n/a MPO494248  

227609 (2006 AK78)          Discovered 2006-Jan-09 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2006 AK78 = 1999 UT19 = 2004 TP365 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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