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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391619448219167 3.1283e-08  
a 2.360730131915026 6.1317e-09 au
q 2.032206335558031 7.5652e-08 au
i 7.044594694773644 3.2691e-06 deg
node 3.426686700573643 2.5408e-05 deg
peri 338.361118674251 2.7525e-05 deg
M 312.0101611080024 1.0736e-05 deg
tp 2459177.109773287794
(2020-Nov-23.60977329)
3.962e-05 TDB
period 1324.853757619261
3.63
5.1617e-06
1.413e-08
d
yr
n .2717281042753834 1.0587e-09 deg/d
Q 2.689253928272021 6.985e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2785  
   data-arc span      32846 days (89.93 yr)  
   first obs. used      1930-12-13  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41937  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:17:50  

Additional Information
 Earth MOID = 1.02637 au 
 Jupiter MOID = 2.70428 au 
 T_jup = 3.528 
[ 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 12.9   n/a MPO384793  
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2086-Jan-30 22:29 < 00:01 Hebe 0.0472033896114293 0.0471949141559959 0.0472118650906956 8.34897187257084 8.3489718567965 2482986.437132704 0.455787284016991 425.889857888644 26.4326253724806 -7.16318134895539 37144.9448879299 T 38 CATAB v2.0f-lin.ifort 2020-Dec-18 02:17:57 2020-Dec-18 02:17
2164-Jun-16 16:31 00:03 Amphi 0.0326349279278769 0.0326327846776602 0.0326370757747191 2.4021546400906 2.4021545667593 2511612.188318709 3.46129797709609 652.712402381903 34.2532421059443 -81.0523710435544 140599.920582891 T 38 CATAB v2.0f-lin.ifort 2020-Dec-18 02:17:57 2020-Dec-18 02:17
2176-Sep-25 13:12 00:01 Hebe 0.0104917188081604 0.0104832002071749 0.010500263010348 8.19318834919461 8.19318827687469 2516096.050033813 1.01229994770729 922.577113515831 26.0135153988238 -62.5882970832662 53555.2790721532 T 38 CATAB v2.0f-lin.ifort 2020-Dec-18 02:17:57 2020-Dec-18 02:17

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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