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134463 (1998 SG169)
Classification: Main-belt Asteroid          SPK-ID: 2134463
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2201151441664493 4.7821e-08  
a 2.572901162083252 1.2827e-08 au
q 2.006566651865272 1.2773e-07 au
i 6.158132860810815 5.5229e-06 deg
node 110.9133450292681 3.98e-05 deg
peri 198.1956421755942 4.1456e-05 deg
M 135.6870726952261 1.3285e-05 deg
tp 2458432.342094546489
(2018-Nov-09.84209455)
5.318e-05 TDB
period 1507.415864315129
4.13
1.1273e-05
3.086e-08
d
yr
n .2388192989885777 1.786e-09 deg/d
Q 3.139235672301231 1.5651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7804 days (21.37 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58693  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:29:24  

Additional Information
 Earth MOID = .992909 au 
 Jupiter MOID = 2.13256 au 
 T_jup = 3.386 
[ 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 15.9   n/a MPO449758  
diameter diameter 1.748 km 0.378 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.230   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134463 (1998 SG169)          Discovered 1998-Sep-22 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1998 SG169 = 2002 TM126 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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