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79349 (1996 XQ21)
Classification: Main-belt Asteroid          SPK-ID: 2079349
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09460245829992092 3.404e-08  
a 3.142494980299542 2.0546e-08 au
q 2.845207229968043 1.0505e-07 au
i 16.32750742596758 4.8739e-06 deg
node 40.13291223964298 1.3873e-05 deg
peri 74.06269470447469 3.221e-05 deg
M 99.97079709293746 2.7251e-05 deg
tp 2458831.457688449654
(2019-Dec-13.95768845)
0.00015418 TDB
period 2034.746526718401
5.57
1.9955e-05
5.463e-08
d
yr
n .1769262142840961 1.7352e-09 deg/d
Q 3.43978273063104 2.249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      922  
   data-arc span      8928 days (24.44 yr)  
   first obs. used      1996-12-08  
   last obs. used      2021-05-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50818  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:02:06  

Additional Information
 Earth MOID = 1.91414 au 
 Jupiter MOID = 1.82612 au 
 T_jup = 3.141 
[ 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 14.46   n/a MPO637106  
diameter diameter 6.908 km 0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79349 (1996 XQ21)          Discovered 1996-Dec-08 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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