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45113 (1999 XZ78)
Classification: Main-belt Asteroid          SPK-ID: 2045113
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306750165765495 3.3273e-08  
a 2.602774936652035 1.2661e-08 au
q 2.262657278660003 8.4601e-08 au
i 4.915194699463834 3.8871e-06 deg
node 80.15572297455199 5.3048e-05 deg
peri 198.6462060058243 5.6077e-05 deg
M 150.3066561691329 1.8507e-05 deg
tp 2458560.132822889529
(2019-Mar-17.63282289)
7.8237e-05 TDB
period 1533.745674578528
4.20
1.1191e-05
3.064e-08
d
yr
n .2347194883525443 1.7127e-09 deg/d
Q 2.942892594644068 1.4315e-08 au
  Orbit Determination Parameters
   # obs. used (total)      861  
   data-arc span      8204 days (22.46 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:35:03  

Additional Information
 Earth MOID = 1.24501 au 
 Jupiter MOID = 2.16963 au 
 T_jup = 3.396 
[ 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 15.3   n/a MPO502456  
diameter diameter 2.011 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.363   0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

45113 (1999 XZ78)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XZ78 = 2001 DD33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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