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JPL Small-Body Database Browser
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173354 (1999 YD1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2173354
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1118234125008163 4.9001e-08  
a 1.90441151648252 8.942e-09 au
q 1.69145372190359 9.0275e-08 au
i 21.09089577019779 7.8694e-06 deg
node 308.4714461602455 1.1074e-05 deg
peri 134.838073588223 4.6761e-05 deg
M 124.3444313369571 4.348e-05 deg
tp 2458268.938981321598
(2018-May-30.43898132)
0.00011495 TDB
period 959.9301347140315
2.63
6.7609e-06
1.851e-08
d
yr
n .3750272931136243 2.6414e-09 deg/d
Q 2.11736931106145 9.942e-09 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      7035 days (19.26 yr)  
   first obs. used      1999-10-20  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56088  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:33:48  

Additional Information
 Earth MOID = .74138 au 
 Jupiter MOID = 3.04202 au 
 T_jup = 3.854 
[ 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 16.2   n/a MPO367069  

173354 (1999 YD1)          Discovered 1999-Dec-17 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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