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46810 (1998 KK47)
Classification: Main-belt Asteroid          SPK-ID: 2046810
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1705382540110981 3.0647e-08  
a 2.274808526209083 8.424e-09 au
q 1.886866651939827 6.7954e-08 au
i 7.467921556341548 3.4014e-06 deg
node 90.32621811275466 3.5909e-05 deg
peri 179.4408975346954 3.8435e-05 deg
M 135.7491389845063 1.4125e-05 deg
tp 2458527.947265286846
(2019-Feb-13.44726529)
4.9046e-05 TDB
period 1253.186471526365
3.43
6.9611e-06
1.906e-08
d
yr
n .2872677037133387 1.5957e-09 deg/d
Q 2.662750400478339 9.8606e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1306  
   data-arc span      7901 days (21.63 yr)  
   first obs. used      1998-04-25  
   last obs. used      2019-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:35:09  

Additional Information
 Earth MOID = .870729 au 
 Jupiter MOID = 2.43163 au 
 T_jup = 3.579 
[ 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 15.2   n/a MPO502467  
diameter diameter 3.160 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.02 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.194   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46810 (1998 KK47)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KK47 = 1999 XM41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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