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JPL Small-Body Database Browser
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49897 (1999 XY160)
Classification: Main-belt Asteroid          SPK-ID: 2049897
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772476543381515 6.1493e-08  
a 2.320798984556178 1.0101e-08 au
q 1.909442808353231 1.445e-07 au
i 5.977103621486729 7.3764e-06 deg
node 127.5952740394469 5.9808e-05 deg
peri 91.56723380066427 6.4921e-05 deg
M 71.11002999784185 2.7756e-05 deg
tp 2458345.416083390807
(2018-Aug-14.91608339)
9.8776e-05 TDB
period 1291.381960914608
3.54
8.4307e-06
2.308e-08
d
yr
n .2787711234134275 1.8199e-09 deg/d
Q 2.732155160759124 1.1891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      7697 days (21.07 yr)  
   first obs. used      1998-09-26  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56299  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:44:08  

Additional Information
 Earth MOID = .913252 au 
 Jupiter MOID = 2.26069 au 
 T_jup = 3.549 
[ 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 15.3   n/a MPO439431  

49897 (1999 XY160)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XY160 = 1998 SZ112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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