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JPL Small-Body Database Browser
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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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .216203215054878 3.0203e-08  
a 2.55344442144215 7.1945e-09 au
q 2.001381528062415 7.5848e-08 au
i 4.120151871501289 3.5709e-06 deg
node 133.6989914209107 6.3147e-05 deg
peri 165.4278982837507 6.4141e-05 deg
M 103.2064898946194 1.2651e-05 deg
tp 2458573.239693287175
(2019-Mar-30.73969329)
5.1861e-05 TDB
period 1490.349207435219
4.08
6.2988e-06
1.725e-08
d
yr
n .2415541258411063 1.0209e-09 deg/d
Q 3.105507314821886 8.75e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3280  
   data-arc span      40259 days (110.22 yr)  
   first obs. used      1909-10-17  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 17:36:02  

Additional Information
 Earth MOID = .986048 au 
 Jupiter MOID = 2.12628 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 10.3   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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