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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2162032178009298 3.0069e-08  
a 2.553444420664443 7.1488e-09 au
q 2.00138152044096 7.5446e-08 au
i 4.120151803088812 3.5299e-06 deg
node 133.6989912093654 6.3112e-05 deg
peri 165.4278982554677 6.4106e-05 deg
M 103.2064908144174 1.262e-05 deg
tp 2458573.239689674538
(2019-Mar-30.73968967)
5.1741e-05 TDB
period 1490.349206754342
4.08
6.2587e-06
1.714e-08
d
yr
n .2415541259514622 1.0144e-09 deg/d
Q 3.105507320887927 8.6944e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3338  
   data-arc span      40287 days (110.30 yr)  
   first obs. used      1909-10-17  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:33:29  

Additional Information
 Earth MOID = .986048 au 
 Jupiter MOID = 2.12628 au 
 T_jup = 3.402 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455928.5 (2012-Jan-02.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2143630592372966 3e-08  
q 2.008563556809686 7.5282e-08 au
tp 2455594.089987405325
(2011-Feb-01.58998741)
5.1152e-05 TDB
node 133.8388987007769 6.3233e-05 deg
peri 165.7826126592444 6.4254e-05 deg
i 4.114853961774269 3.5261e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3338  
   data-arc span      40287 days (110.30 yr)  
   first obs. used      1909-10-17  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:33:29  

Additional Information
 Jupiter MOID = 2.12628 au 
 T_jup = 3.402 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.999875354773438E-16 -2.252305931940639E-15 2.387868696407312E-13 2.230959951248275E-15 4.41487541167108E-14 1.372334281376767E-16
q -2.252305931940639E-15 5.667328264399036E-15 -6.323626026721903E-13 -6.791171442300885E-15 -1.17272080117257E-13 -4.001355906827845E-16
tp 2.387868696407312E-13 -6.323626026721903E-13 2.616562905380724E-9 3.007095276982766E-12 6.138377380161697E-10 -1.054527494457812E-14
node 2.230959951248275E-15 -6.791171442300885E-15 3.007095276982766E-12 3.99835783690389E-9 -3.98672895647352E-9 4.766905691101896E-11
peri 4.41487541167108E-14 -1.17272080117257E-13 6.138377380161697E-10 -3.98672895647352E-9 4.128535964279697E-9 -4.755462829828752E-11
i 1.372334281376767E-16 -4.001355906827845E-16 -1.054527494457812E-14 4.766905691101896E-11 -4.755462829828752E-11 1.243311728922095E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.3   n/a MPO302062  
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. 2019-August); 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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