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48835 (1997 YK18)
Classification: Main-belt Asteroid          SPK-ID: 2048835
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08786644255839736 5.845e-08  
a 2.996025232392322 3.7319e-08 AU
q 2.732775153406813 1.634e-07 AU
i 10.71220383458328 9.7444e-06 deg
node 146.358969416235 3.1781e-05 deg
peri 287.3614013194909 6.6458e-05 deg
M 86.62218746900746 5.8243e-05 deg
tp 2456344.732584277581
(2013-Feb-21.23258428)
0.00030528 JED
period 1894.159850428342
5.19
3.5391e-05
9.69e-08
d
yr
n .1900578770680786 3.5511e-09 deg/d
Q 3.259275311377831 4.0598e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      5950 days (16.29 yr)  
   first obs. used      1997-12-22  
   last obs. used      2014-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55554  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:52:12  

Additional Information
 Earth MOID = 1.77109 AU 
 T_jup = 3.222 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO257195  

48835 (1997 YK18)          Discovered 1997-Dec-22 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 YK18 = 1999 GJ44 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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