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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 53 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2161125742722541 1.3182e-08  
a 2.553923331335116 6.3198e-09 au
q 2.001988385706313 3.229e-08 au
i 4.120282601956371 4.46e-07 deg
node 133.6963118687135 1.7725e-05 deg
peri 165.4806890542447 1.532e-05 deg
M 151.4500937339766 6.4088e-06 deg
tp 2458573.341581921469
(2019-Mar-30.84158192)
2.5977e-05 TDB
period 1490.76850955834
4.08
5.5335e-06
1.515e-08
d
yr
n .241486184938703 8.9636e-10 deg/d
Q 3.105858276963919 7.6856e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3814  
   data-arc span      40697 days (111.42 yr)  
   first obs. used      1909-10-17  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41042  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:43:19  

Additional Information
 Earth MOID = .984673 au 
 Jupiter MOID = 2.12564 au 
 T_jup = 3.402 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456448.5 (2013-Jun-05.0) TDB
Reference: JPL 53 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2162641392551339 1.307e-08  
q 2.000821907941566 3.1922e-08 au
tp 2457084.802677309608
(2015-Mar-03.30267731)
2.5546e-05 TDB
node 133.747608891765 1.7736e-05 deg
peri 165.6977483478158 1.5324e-05 deg
i 4.119812103867239 4.4653e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3814  
   data-arc span      40697 days (111.42 yr)  
   first obs. used      1909-10-17  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41042  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:43:19  

Additional Information
 Jupiter MOID = 2.12564 au 
 T_jup = 3.402 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.708145718684093E-16 -4.127649916938493E-16 1.999412776765442E-14 -2.02957291196146E-14 9.400552325318703E-15 -1.291641316460879E-15
q -4.127649916938493E-16 1.019002155778109E-15 -5.780616545642432E-14 4.699822451695211E-14 -2.276851851768456E-14 3.203905802912769E-15
tp 1.999412776765442E-14 -5.780616545642432E-14 6.525947620730514E-10 2.269774799982327E-10 -4.542033278804509E-11 3.583352588133234E-12
node -2.02957291196146E-14 4.699822451695211E-14 2.269774799982327E-10 3.145606566714826E-10 -2.483997592318951E-10 6.596191988921422E-12
peri 9.400552325318703E-15 -2.276851851768456E-14 -4.542033278804509E-11 -2.483997592318951E-10 2.348289165778798E-10 -5.536922038349201E-12
i -1.291641316460879E-15 3.203905802912769E-15 3.583352588133234E-12 6.596191988921422E-12 -5.536922038349201E-12 1.993881443625499E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.35   n/a MPCxxxxx  
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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