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48830 (1997 YN2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2048830
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722236843349885 4.3359e-08  
a 3.241279983034671 2.4518e-08 au
q 2.683054802395191 1.4884e-07 au
i 15.60563640404652 5.8222e-06 deg
node 291.1465463843057 1.7468e-05 deg
peri 90.32801055438438 2.4746e-05 deg
M 299.4225591659102 1.6922e-05 deg
tp 2458959.158946903185
(2020-Apr-19.65894690)
0.00010085 TDB
period 2131.440666811504
5.84
2.4184e-05
6.621e-08
d
yr
n .1688998458204968 1.9164e-09 deg/d
Q 3.799505163674151 2.874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1226  
   data-arc span      11980 days (32.80 yr)  
   first obs. used      1987-01-10  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4811  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:38:53  

Additional Information
 Earth MOID = 1.74274 au 
 Jupiter MOID = 1.93389 au 
 T_jup = 3.103 
[ 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 13.1   n/a MPO412507  
diameter diameter 9.894 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

48830 (1997 YN2)          Discovered 1997-Dec-21 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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