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40314 (1999 KR16)
Classification: TransNeptunian Object          SPK-ID: 2040314
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3082233572877546 1.0329e-05  
a 49.03906901655306 0.00093614 au
q 33.92408252600517 0.00015109 au
i 24.83265979927093 2.2559e-05 deg
node 205.6819928843965 3.3639e-05 deg
peri 59.21984970071366 0.0011289 deg
M 350.6506526545537 0.00079359 deg
tp 2462654.045917242165
(2030-Jun-01.54591724)
0.19067 TDB
period 125432.9833812791
343.42
3.5917
0.009834
d
yr
n .002870058498933305 8.2182e-08 deg/d
Q 64.15405550710095 0.0012247 au
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      8117 days (22.22 yr)  
   first obs. used      1999-05-16  
   last obs. used      2021-08-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .49664  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 00:37:09  

Additional Information
 Earth MOID = 32.9786 au 
 Jupiter MOID = 28.9933 au 
 T_jup = 5.407 
[ 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 5.70   n/a E2021B10  
rotation period rot_per 11.7 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Sheppard, S.S.; Jewitt, D.C. (2002) Astron. J. 124, 1757-1775; Proc. ACM 2002, ESA SP 500, 21-24; Sheppard, S.S. (2001) IAUC 7619.]

40314 (1999 KR16)          Discovered 1999-May-16 by Dalsanti, A., Hainaut, O. R. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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