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510 Mabella (A903 KA)
Classification: Main-belt Asteroid          SPK-ID: 2000510
[ 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 84 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1905792679943211 3.3067e-08  
a 2.610158536880778 7.2759e-09 au
q 2.112716433572912 8.6326e-08 au
i 9.535684847216624 3.0477e-06 deg
node 202.6915567116057 2.2482e-05 deg
peri 91.14679115220567 2.3822e-05 deg
M 283.6966835354458 9.6277e-06 deg
tp 2459526.967287226709
(2021-Nov-08.46728723)		 4.1557e-05 TDB
period 1540.276738249138
4.22		 6.4404e-06
1.763e-08		 d
yr
n .2337242334836654 9.7727e-10 deg/d
Q 3.107600640188645 8.6626e-09 au
   Orbit Determination Parameters
   # obs. used (total)      3220  
   data-arc span      42979 days (117.67 yr)  
   first obs. used      1903-05-20  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44318  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:47:16  

Additional Information
 Earth MOID = 1.12147 au 
 Jupiter MOID = 2.16581 au 
 T_jup = 3.365 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455826.5 (2011-Sep-22.0) TDB
Reference: JPL 84 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927645206676194 3.3197e-08  
q 2.106083563629714 8.6893e-08 au
tp 2456444.093885217620
(2013-May-31.59388522)		 3.9188e-05 TDB
node 202.8227610375754 2.2535e-05 deg
peri 90.83586754645141 2.382e-05 deg
i 9.525650184973989 3.0458e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      3220  
   data-arc span      42979 days (117.67 yr)  
   first obs. used      1903-05-20  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44318  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:47:16  

Additional Information
 Jupiter MOID = 2.16581 au 
 T_jup = 3.365 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.102057556858744E-15 -2.878144586051619E-15 1.777587272890947E-15 3.767806286679513E-15 3.657009916384644E-15 6.464629106278105E-16
q -2.878144586051619E-15 7.550332468900525E-15 -1.085567515274387E-14 -8.624350154911514E-15 -1.581749444772976E-14 -1.599984254373984E-15
tp 1.777587272890947E-15 -1.085567515274387E-14 1.535676943415618E-9 2.92187965938604E-12 3.220015896501607E-10 5.843378425117636E-13
node 3.767806286679513E-15 -8.624350154911514E-15 2.92187965938604E-12 5.078355773549423E-10 -5.000319289381543E-10 -6.242121251270358E-12
peri 3.657009916384644E-15 -1.581749444772976E-14 3.220015896501607E-10 -5.000319289381543E-10 5.673902492776257E-10 6.255146120097136E-12
i 6.464629106278105E-16 -1.599984254373984E-15 5.843378425117636E-13 -6.242121251270358E-12 6.255146120097136E-12 9.276751691990436E-12

[ 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 9.79   n/a E2021B10 IRAS observations used: 23
diameter diameter 60.450 km 0.777 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 19.4 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Harris, A.W.; Young, J.W. (1983) Icarus 54, 59-109.]
[Harris, A.W.; Young, J.W. (1989) Icarus 81, 314-364.]
[Piironen, J.; Bowell, E.; Erikson, A.; Magnusson, P. (1994) Astron. Astrophys. Suppl. Ser. 106, 587-595.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
geometric albedo albedo 0.062   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.735   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=9.92, mean=10.20, max.=10.49) deg.
U-B UB 0.300   0.156 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=9.92, mean=10.20, max.=10.49) deg.
Tholen spectral type spec_T PD   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo

510 Mabella (A903 KA)          Discovered 1903-May-20 by Dugan, R. S. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A903 KA = 1946 UO = A907 GO 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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