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JPL Small-Body Database Browser
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74200 (1998 RB53)
Classification: Main-belt Asteroid          SPK-ID: 2074200
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1818889390322333 5.3987e-08  
a 2.690186163792982 1.5566e-08 au
q 2.200871056661482 1.4979e-07 au
i 10.655081288632 7.6716e-06 deg
node 1.250535988121346 2.3842e-05 deg
peri 253.8039504898397 3.1579e-05 deg
M 321.9204704391865 2.0745e-05 deg
tp 2458770.975119110168
(2019-Oct-14.47511911)
9.2959e-05 TDB
period 1611.654439733829
4.41
1.3988e-05
3.83e-08
d
yr
n .2233729459147926 1.9387e-09 deg/d
Q 3.179501270924481 1.8397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      719  
   data-arc span      7544 days (20.65 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56436  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:14  

Additional Information
 Earth MOID = 1.2154 au 
 Jupiter MOID = 1.98489 au 
 T_jup = 3.324 
[ 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 14.8   n/a MPO366100  
diameter diameter 2.662 km 0.851 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.329   0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74200 (1998 RB53)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RB53 = 1999 XD131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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