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30451 (2000 NX23)
Classification: Main-belt Asteroid          SPK-ID: 2030451
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127371291700836 3.0539e-08  
a 3.032341169958442 1.586e-08 au
q 2.646107958263211 9.5709e-08 au
i 9.606049909446327 3.3891e-06 deg
node 126.1325635631411 2.3162e-05 deg
peri 186.6971930020016 2.7839e-05 deg
M 337.2070041548564 1.6818e-05 deg
tp 2459518.613711409236
(2021-Oct-31.11371141)
9.0475e-05 TDB
period 1928.703730128196
5.28
1.5131e-05
4.143e-08
d
yr
n .1866538620610599 1.4644e-09 deg/d
Q 3.418574381653674 1.788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1355  
   data-arc span      9480 days (25.95 yr)  
   first obs. used      1995-07-30  
   last obs. used      2021-07-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:58:54  

Additional Information
 Earth MOID = 1.63155 au 
 Jupiter MOID = 1.85671 au 
 T_jup = 3.209 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457370.5 (2015-Dec-14.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1255604073855137 3.0578e-08  
q 2.651617978522292 9.562e-08 au
tp 2457590.365032349847
(2016-Jul-20.86503235)
8.6471e-05 TDB
node 126.146212944191 2.3167e-05 deg
peri 186.7960473480815 2.7951e-05 deg
i 9.603799725456485 3.3883e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1355  
   data-arc span      9480 days (25.95 yr)  
   first obs. used      1995-07-30  
   last obs. used      2021-07-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:58:54  

Additional Information
 Jupiter MOID = 1.85671 au 
 T_jup = 3.209 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.35031592239462E-16 -2.892271830327139E-15 4.251646966505284E-14 5.511654778168407E-16 2.420573251821737E-14 3.217335551172866E-16
q -2.892271830327139E-15 9.143256735852445E-15 1.729325630672058E-13 8.349948350649514E-17 -2.7469085612317E-14 -3.864431129517058E-16
tp 4.251646966505284E-14 1.729325630672058E-13 7.477163068541007E-9 -9.62291756902165E-12 1.375259735801478E-9 2.805751443383906E-12
node 5.511654778168407E-16 8.349948350649514E-17 -9.62291756902165E-12 5.367216344249644E-10 -5.306040895843904E-10 1.777397071651483E-12
peri 2.420573251821737E-14 -2.7469085612317E-14 1.375259735801478E-9 -5.306040895843904E-10 7.812776826318336E-10 -1.241278417166254E-12
i 3.217335551172866E-16 -3.864431129517058E-16 2.805751443383906E-12 1.777397071651483E-12 -1.241278417166254E-12 1.148042755685099E-11

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 14.20   n/a MPO636508  
diameter diameter 7.895 km 0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30451 (2000 NX23)          Discovered 2000-Jul-05 by Spacewatch at Kitt Peak
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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