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46945 (1998 SB107)
Classification: Main-belt Asteroid          SPK-ID: 2046945
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04818759318704899 4.6565e-08  
a 2.705183755993608 1.2352e-08 au
q 2.574827461663574 1.3057e-07 au
i 6.117249758568948 4.8677e-06 deg
node 10.30840494608519 3.0483e-05 deg
peri 1.952827670901639 4.7564e-05 deg
M 356.6239342914527 3.5544e-05 deg
tp 2459215.740596783544
(2021-Jan-01.24059678)
0.00016045 TDB
period 1625.150490461433
4.45
1.113e-05
3.047e-08
d
yr
n .2215179468688985 1.5171e-09 deg/d
Q 2.835540050323641 1.2947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1375  
   data-arc span      10964 days (30.02 yr)  
   first obs. used      1991-01-07  
   last obs. used      2021-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50118  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:53:59  

Additional Information
 Earth MOID = 1.57286 au 
 Jupiter MOID = 2.38019 au 
 T_jup = 3.356 
[ 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 14.67   n/a E2021B10  
diameter diameter 3.005 km 0.346 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.373   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46945 (1998 SB107)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SB107 = 2000 AE35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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