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469987 (2006 HJ123)
Classification: TransNeptunian Object          SPK-ID: 2469987
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3068568774425443 9.1805e-06  
a 39.73612588821736 0.00074002 au
q 27.54282237649513 0.00033949 au
i 12.44236586383432 3.795e-05 deg
node 222.5628216047754 6.3656e-05 deg
peri 101.5130705242072 0.002044 deg
M 316.7643191522568 0.0020523 deg
tp 2470188.445907771564
(2051-Jan-16.94590777)
0.21492 TDB
period 91490.64960322551
250.49
2.5558
0.006997
d
yr
n .003934828330121597 1.0992e-07 deg/d
Q 51.92942939993958 0.0009671 au
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      5440 days (14.89 yr)  
   first obs. used      2006-04-27  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .39816  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:08:18  

Additional Information
 Earth MOID = 26.5526 au 
 Jupiter MOID = 22.6642 au 
 T_jup = 5.268 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.15   n/a E2021B25  

469987 (2006 HJ123)          Discovered 2006-Apr-27 by Buie, M. W. at Cerro Tololo
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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