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JPL Small-Body Database Browser
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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722922600583563 4.3199e-08  
a 3.240752698923542 2.412e-08 au
q 2.682396092135787 1.4854e-07 au
i 15.60680380717434 5.723e-06 deg
node 291.1474982632791 1.7453e-05 deg
peri 90.4472586195802 2.4694e-05 deg
M 6.904207382776507 1.6855e-05 deg
tp 2458959.632451089841
(2020-Apr-20.13245109)
9.9695e-05 TDB
period 2130.92058102994
5.83
2.379e-05
6.513e-08
d
yr
n .1689410685714063 1.8861e-09 deg/d
Q 3.799109305711297 2.8276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      12047 days (32.98 yr)  
   first obs. used      1987-01-10  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47817  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:35:43  

Additional Information
 Earth MOID = 1.74284 au 
 Jupiter MOID = 1.93342 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 13.2   n/a MPO502481  
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

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