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JPL Small-Body Database Browser
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300850 (2007 YX18)
Classification: Main-belt Asteroid          SPK-ID: 2300850
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03344805855474558 6.3596e-08  
a 3.095483885587422 5.2008e-08 au
q 2.991945959327023 2.109e-07 au
i 6.021678954721035 6.654e-06 deg
node 261.075235928019 7.4832e-05 deg
peri 15.03302395898066 0.00013707 deg
M 208.3475406004356 0.00011381 deg
tp 2459438.488782631223
(2021-Aug-11.98878263)
0.0006281 TDB
period 1989.258617642352
5.45
5.0133e-05
1.373e-07
d
yr
n .1809719444255409 4.5608e-09 deg/d
Q 3.199021811847822 5.3747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53956  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:15:21  

Additional Information
 Earth MOID = 1.97558 au 
 Jupiter MOID = 1.8581 au 
 T_jup = 3.214 
[ 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 15.7   n/a MPO427617  
diameter diameter 4.135 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

300850 (2007 YX18)          Discovered 2007-Dec-03 by Spacewatch at Kitt Peak
Reference: 20111012/Numbers.arcLast Updated: 2011-10-13

[ show close-approach data ]
Alternate Designations
 2007 YX18 = 2010 EF151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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