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469362 (2001 KB77)
Classification: TransNeptunian Object          SPK-ID: 2469362
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2901621199219535 8.7826e-05  
a 39.99641867817044 0.0061737 au
q 28.39097304522649 0.0012451 au
i 17.49019332026048 0.00011423 deg
node 222.9480688667597 0.00016946 deg
peri 52.68038149876191 0.011261 deg
M 352.7018622291121 0.0068772 deg
tp 2460473.508043557075
(2024-Jun-12.00804356)
1.4144 TDB
period 92391.0889117832
252.95
21.392
0.05857
d
yr
n .003896479673962226 9.0217e-07 deg/d
Q 51.6018643111144 0.0079651 au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      5133 days (14.05 yr)  
   first obs. used      2001-05-23  
   last obs. used      2015-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .3539  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:43:22  

Additional Information
 Earth MOID = 27.4045 au 
 Jupiter MOID = 23.3075 au 
 T_jup = 5.191 
[ 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 7.4   n/a MPO382859  
rotation period rot_per 4. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Thirouin, A.; Sheppard, S.S. (2018) Astron. J. 155, A248.]

469362 (2001 KB77)          Discovered 2001-May-23 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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