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662 Newtonia (A908 FF)
Classification: Main-belt Asteroid          SPK-ID: 2000662
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 52 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2161125730091094 1.3203e-08  
a 2.553923329683091 6.3891e-09 au
q 2.001988387637286 3.231e-08 au
i 4.120282610231165 4.4607e-07 deg
node 133.6963122933951 1.773e-05 deg
peri 165.480688927955 1.5321e-05 deg
M 151.4500940485102 6.4131e-06 deg
tp 2458573.341581227501
(2019-Mar-30.84158123)
2.5989e-05 TDB
period 1490.768508111868
4.08
5.5941e-06
1.532e-08
d
yr
n .2414861851730138 9.0618e-10 deg/d
Q 3.105858271728895 7.7699e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3808  
   data-arc span      40691 days (111.41 yr)  
   first obs. used      1909-10-17  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41019  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 11:15:14  

Additional Information
 Earth MOID = .984673 au 
 Jupiter MOID = 2.12564 au 
 T_jup = 3.402 
[ 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 10.34   n/a E2021B10  
diameter diameter 22.127 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 21.095 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Aznar, A.; Garceran, A.C.; Mansego, E.A.; Rodriguez, P.B.; et al. (2016) Minor Planet Bull. 43, 174-181.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.228   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

662 Newtonia (A908 FF)          Discovered 1908-Mar-30 by Metcalf, J. H. at Taunton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A908 FF = 1929 UE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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