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18512 (1996 SO7)
Classification: Main-belt Asteroid          SPK-ID: 2018512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2215209978136693 3.5908e-08  
a 2.384391709459193 7.5966e-09 au
q 1.856198878801152 8.6788e-08 au
i 1.292227642224657 3.4436e-06 deg
node 285.9346442717562 0.00015903 deg
peri 69.50932852303683 0.00015919 deg
M 211.5935256710599 7.7125e-06 deg
tp 2459754.889732661192
(2022-Jun-24.38973266)
2.9944e-05 TDB
period 1344.822081789121
3.68
6.4268e-06
1.76e-08
d
yr
n .2676934033690643 1.2793e-09 deg/d
Q 2.912584540117234 9.2794e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1875  
   data-arc span      9937 days (27.21 yr)  
   first obs. used      1994-01-08  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46129  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:44:19  

Additional Information
 Earth MOID = .850401 au 
 Jupiter MOID = 2.53616 au 
 T_jup = 3.502 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.49   n/a E2021B10  
diameter diameter 3.565 km 0.290 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.265   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18512 (1996 SO7)          Discovered 1996-Sep-17 by Otomo, S. at Kiyosato
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 SO7 = 1999 JU44 = 1999 KC16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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