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4510 Shawna (1930 XK)
Classification: Main-belt Asteroid          SPK-ID: 2004510
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1386693443631462 1.3189e-08  
a 2.359683712418637 5.9068e-09 au
q 2.03246791911315 3.2875e-08 au
i 7.046480268129837 8.138e-07 deg
node 3.406951159829473 5.8494e-06 deg
peri 338.3547684589105 9.178e-06 deg
M 59.6714266182979 7.7736e-06 deg
tp 2459177.046233324747
(2020-Nov-23.54623332)
2.8344e-05 TDB
period 1323.972971326032
3.62
4.9713e-06
1.361e-08
d
yr
n .2719088741210782 1.021e-09 deg/d
Q 2.686899505724124 6.7259e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2964  
   data-arc span      32927 days (90.15 yr)  
   first obs. used      1930-12-13  
   last obs. used      2021-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:26:34  

Additional Information
 Earth MOID = 1.02582 au 
 Jupiter MOID = 2.70604 au 
 T_jup = 3.529 
[ 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 12.89   n/a E2021B10  
diameter diameter 6.821 km 0.487 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.316   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4510 Shawna (1930 XK)          Discovered 1930-Dec-13 by Tombaugh, C. W. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1930 XK = 1966 UC1 = 1977 TY3 = 1987 MJ1 = 1988 VP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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