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487631 (2015 NZ23)
Classification: Main-belt Asteroid          SPK-ID: 2487631
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484095265865955 6.8832e-07  
a 2.521335514771714 3.3504e-08 au
q 2.147145304658474 1.7312e-06 au
i 1.915918578061431 1.0133e-05 deg
node 341.5671556897304 0.00022069 deg
peri 352.1132744680483 0.00022312 deg
M 51.57047649335185 3.3796e-05 deg
tp 2458791.019774825900
(2019-Nov-03.51977483)
0.00013849 TDB
period 1462.326629314698
4.00
2.9148e-05
7.98e-08
d
yr
n .2461830296892765 4.907e-09 deg/d
Q 2.895525724884954 3.8477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6428 days (17.60 yr)  
   first obs. used      2002-03-20  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62847  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:47:26  

Additional Information
 Earth MOID = 1.13699 au 
 Jupiter MOID = 2.45452 au 
 T_jup = 3.440 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457641.5 (2016-Sep-10.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497867725556303 6.8795e-07  
q 2.143398240790863 1.7344e-06 au
tp 2457329.488064349641
(2015-Nov-02.98806435)
0.00014834 TDB
node 341.6880218270111 0.0002206 deg
peri 352.2082008606181 0.00022294 deg
i 1.917401772314149 1.0129e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6428 days (17.60 yr)  
   first obs. used      2002-03-20  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62847  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:47:26  

Additional Information
 Jupiter MOID = 2.45452 au 
 T_jup = 3.440 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.732817134846301E-13 -1.193004478554652E-12 -7.35851418647139E-11 -1.67889281379232E-12 1.052816535907596E-11 -5.670820657869996E-13
q -1.193004478554652E-12 3.008014350118044E-12 1.839347814039778E-10 4.225215756944775E-12 -2.692536263202768E-11 1.429293330420369E-12
tp -7.35851418647139E-11 1.839347814039778E-10 2.200413213031554E-8 2.710119777284656E-10 1.339172249777644E-9 9.324226974302825E-11
node -1.67889281379232E-12 4.225215756944775E-12 2.710119777284656E-10 4.866518537823061E-8 -4.866622690392777E-8 -1.396636978144361E-9
peri 1.052816535907596E-11 -2.692536263202768E-11 1.339172249777644E-9 -4.866622690392777E-8 4.970311308363476E-8 1.386777005026383E-9
i -5.670820657869996E-13 1.429293330420369E-12 9.324226974302825E-11 -1.396636978144361E-9 1.386777005026383E-9 1.025967594843856E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO495390  

487631 (2015 NZ23)          Discovered 2006-Mar-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 NZ23 = 2006 EL18 = 2010 EF103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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