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46969 (1998 SP137)
Classification: Main-belt Asteroid          SPK-ID: 2046969
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820781035791826 4.2299e-08  
a 2.690298384316312 1.4403e-08 au
q 2.20045395643786 1.1432e-07 au
i 4.998061136551974 4.8581e-06 deg
node 94.89191745191756 5.1453e-05 deg
peri 346.2935519331236 5.2857e-05 deg
M 279.4977135977028 1.3285e-05 deg
tp 2459360.916626677160
(2021-May-26.41662668)
6.0692e-05 TDB
period 1611.7552855005
4.41
1.2944e-05
3.544e-08
d
yr
n .2233589697136987 1.7937e-09 deg/d
Q 3.180142812194765 1.7026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1996-03-18  
   last obs. used      2018-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57632  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:40:06  

Additional Information
 Earth MOID = 1.21671 au 
 Jupiter MOID = 2.06181 au 
 T_jup = 3.343 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO449298  
diameter diameter 5.409 km 1.501 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.059   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

46969 (1998 SP137)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SP137 = 2000 EE127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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