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245435 (2005 JZ121)
Classification: Main-belt Asteroid          SPK-ID: 2245435
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .3274034867532497 4.1428e-08  
a 2.610938336182897 2.0923e-08 au
q 1.756108021218888 1.0962e-07 au
i 16.39111756869409 5.8036e-06 deg
node 184.2732083339824 1.9675e-05 deg
peri 191.5031084008644 2.3712e-05 deg
M 100.2699748864783 1.615e-05 deg
tp 2458571.297982469617
(2019-Mar-28.79798247)
6.4791e-05 TDB
period 1540.967039094912
4.22
1.8523e-05
5.071e-08
d
yr
n .2336195329729092 2.8082e-09 deg/d
Q 3.465768651146905 2.7773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      5382 days (14.74 yr)  
   first obs. used      2005-05-10  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47474  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:42:50  

Additional Information
 Earth MOID = .759095 au 
 Jupiter MOID = 2.00098 au 
 T_jup = 3.277 
[ 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 16.1   n/a MPO454807  
diameter diameter 2.970 km 0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.101   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245435 (2005 JZ121)          Discovered 2005-May-10 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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