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3670 Northcott (1983 BN)
Classification: Main-belt Asteroid          SPK-ID: 2003670
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01597470019339555 3.1054e-08  
a 2.741817280330529 1.307e-08 au
q 2.698017571292177 8.6273e-08 au
i 6.448261783943241 3.6047e-06 deg
node 107.0018268971756 3.7248e-05 deg
peri 145.9294677293821 0.00016943 deg
M 244.263118749501 0.00016759 deg
tp 2459133.620601354722
(2020-Oct-11.12060135)
0.00077327 TDB
period 1658.273615238552
4.54
1.1857e-05
3.246e-08
d
yr
n .2170932448612903 1.5523e-09 deg/d
Q 2.78561698936888 1.3279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2259  
   data-arc span      17901 days (49.01 yr)  
   first obs. used      1970-05-08  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4138  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:47:07  

Additional Information
 Earth MOID = 1.68413 au 
 Jupiter MOID = 2.21471 au 
 T_jup = 3.340 
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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 12.3   n/a MPO337281  
diameter diameter 18.894 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B X   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)

3670 Northcott (1983 BN)          Discovered 1983-Jan-22 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1983 BN = 1970 JE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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