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437487 (2013 YB57)
Classification: Main-belt Asteroid          SPK-ID: 2437487
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07572955121570037 7.983e-08  
a 2.741893396380189 4.0122e-08 au
q 2.534251039991025 2.2381e-07 au
i 6.60706035862075 8.9342e-06 deg
node 45.03937644529636 5.775e-05 deg
peri 325.9917244995095 7.719e-05 deg
M 229.803409738031 5.2409e-05 deg
tp 2459600.251558353998
(2022-Jan-20.75155835)
0.00024363 TDB
period 1658.342669135995
4.54
3.6399e-05
9.966e-08
d
yr
n .2170842050319804 4.7648e-09 deg/d
Q 2.949535752769353 4.316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      5105 days (13.98 yr)  
   first obs. used      2006-04-30  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60514  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:41:42  

Additional Information
 Earth MOID = 1.53789 au 
 Jupiter MOID = 2.42089 au 
 T_jup = 3.336 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO428070  

437487 (2013 YB57)          Discovered 2008-Sep-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 YB57 = 2008 US140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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