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385198 (1999 NO37)
Classification: Main-belt Asteroid          SPK-ID: 2385198
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2907640025185268 7.626e-08  
a 2.616031760886696 2.183e-08 au
q 1.855383895375691 2.0873e-07 au
i 12.75168690769661 7.8441e-06 deg
node 124.1329697245235 2.2339e-05 deg
peri 212.9495814163333 2.8845e-05 deg
M 2.086242141413124 1.3833e-05 deg
tp 2459191.543771638862
(2020-Dec-08.04377164)
5.9311e-05 TDB
period 1545.478420748244
4.23
1.9344e-05
5.296e-08
d
yr
n .2329375778832977 2.9156e-09 deg/d
Q 3.376679626397701 2.8177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      7658 days (20.97 yr)  
   first obs. used      1999-07-14  
   last obs. used      2020-07-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53657  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:30  

Additional Information
 Earth MOID = .856093 au 
 Jupiter MOID = 2.04009 au 
 T_jup = 3.312 
[ 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 16.72   n/a E2021B25  
diameter diameter 2.355 km 0.701 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.067   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

385198 (1999 NO37)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

Alternate Designations
 1999 NO37 = 2012 QF44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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