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JPL Small-Body Database Browser
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46670 (1996 NU)
Classification: Main-belt Asteroid          SPK-ID: 2046670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 .08396819358137159 4.8068e-08  
a 3.179148310688655 2.1831e-08 au
q 2.912200969912859 1.5216e-07 au
i 17.58303266478482 5.0869e-06 deg
node 156.8611548877113 1.2846e-05 deg
peri 23.62223221986148 2.4351e-05 deg
M 136.8393146878278 2.1321e-05 deg
tp 2457813.503139902348
(2017-Mar-01.00313990)
0.00012067 TDB
period 2070.449346238626
5.67
2.1326e-05
5.839e-08
d
yr
n .1738752994145981 1.791e-09 deg/d
Q 3.446095651464451 2.3664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1631  
   data-arc span      15591 days (42.69 yr)  
   first obs. used      1977-02-19  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45398  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:28:20  

Additional Information
 Earth MOID = 1.92568 au 
 Jupiter MOID = 1.54652 au 
 T_jup = 3.122 
[ show covariance matrix ]

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 12.5   n/a MPO452808  
diameter diameter 20.490 km 0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.15273 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.037   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46670 (1996 NU)          Discovered 1996-Jul-15 by Linderholm, R. at Lime Creek
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1996 NU = 1977 DA9 = 2000 CG58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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