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JPL Small-Body Database Browser
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185984 (2001 NP3)
Classification: Main-belt Asteroid          SPK-ID: 2185984
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1894591982930014 6.1668e-08  
a 2.450139816057144 1.705e-08 au
q 1.985938290801196 1.4505e-07 au
i .3311224348377246 4.7797e-06 deg
node 250.847802260473 0.00099329 deg
peri 91.85130152474007 0.00099341 deg
M 300.2408902026971 2.1669e-05 deg
tp 2459233.033938418584
(2021-Jan-18.53393842)
8.6255e-05 TDB
period 1400.827725088842
3.84
1.4622e-05
4.003e-08
d
yr
n .2569909158366839 2.6825e-09 deg/d
Q 2.914341341313093 2.028e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      6991 days (19.14 yr)  
   first obs. used      2000-02-12  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62098  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 14:48:42  

Additional Information
 Earth MOID = .977983 au 
 Jupiter MOID = 2.48813 au 
 T_jup = 3.471 
[ 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 16.8   n/a MPO433221  

185984 (2001 NP3)          Discovered 2001-Jul-13 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2001 NP3 = 2005 QE33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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