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JPL Small-Body Database Browser
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49053 (1998 RY33)
Classification: Main-belt Asteroid          SPK-ID: 2049053
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1852005326963827 6.6594e-08  
a 2.291895351618245 7.3027e-09 au
q 1.867435111614182 1.5055e-07 au
i 4.690823617480359 6.24e-06 deg
node 46.20916531151368 5.3592e-05 deg
peri 300.6822668165297 5.5184e-05 deg
M 339.0625577699433 1.3598e-05 deg
tp 2458674.207507933832
(2019-Jul-09.70750793)
4.8031e-05 TDB
period 1267.332588413677
3.47
6.0572e-06
1.658e-08
d
yr
n .284061187482453 1.3577e-09 deg/d
Q 2.716355591622306 8.6552e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1107  
   data-arc span      13878 days (38.00 yr)  
   first obs. used      1981-12-04  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50948  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:16:53  

Additional Information
 Earth MOID = .865272 au 
 Jupiter MOID = 2.70335 au 
 T_jup = 3.570 
[ 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 15.4   n/a MPO502483  
diameter diameter 4.903 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49053 (1998 RY33)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RY33 = 1981 XR1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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