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3498 Belton (1981 EG14)
Classification: Main-belt Asteroid          SPK-ID: 2003498
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1020666756858981 4.1478e-08  
a 2.354593306950026 9.6149e-09 au
q 2.114267795517371 9.8615e-08 au
i 6.238099311260772 5.1208e-06 deg
node 223.5372821927923 3.9218e-05 deg
peri 191.4532927261436 4.6717e-05 deg
M 312.7300141705798 2.5396e-05 deg
tp 2458773.782719830609
(2019-Oct-17.28271983)
9.3321e-05 TDB
period 1319.691090328053
3.61
8.0834e-06
2.213e-08
d
yr
n .2727911119794784 1.6709e-09 deg/d
Q 2.594918818382681 1.0596e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1387  
   data-arc span      14551 days (39.84 yr)  
   first obs. used      1979-10-18  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51621  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:31:49  

Additional Information
 Earth MOID = 1.12542 au 
 Jupiter MOID = 2.71065 au 
 T_jup = 3.540 
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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 14.1   n/a MPO412194  
diameter diameter 3.300 km 0.309 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.646   0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B V   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3498 Belton (1981 EG14)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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