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135674 (2002 ND31)
Classification: Main-belt Asteroid          SPK-ID: 2135674
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825776386993704 4.4267e-08  
a 2.459181661901468 1.2585e-08 au
q 2.010190080938705 1.0509e-07 au
i 3.580611926965778 3.9609e-06 deg
node 93.22024146944329 7.73e-05 deg
peri 253.4681684944258 7.8576e-05 deg
M 247.3714936283617 1.6888e-05 deg
tp 2459641.186927973563
(2022-Mar-02.68692797)
6.8434e-05 TDB
period 1408.589167887896
3.86
1.0813e-05
2.96e-08
d
yr
n .2555748746384304 1.9619e-09 deg/d
Q 2.908173242864232 1.4883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      7247 days (19.84 yr)  
   first obs. used      2001-04-16  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55223  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:04  

Additional Information
 Earth MOID = 1.00491 au 
 Jupiter MOID = 2.50946 au 
 T_jup = 3.465 
[ 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 15.88   n/a MPCxxxxx  
diameter diameter 3.551 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135674 (2002 ND31)          Discovered 2002-Jul-15 by Broughton, J. at Reedy Creek
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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