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JPL Small-Body Database Browser
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52852 (1998 RB75)
Classification: Main-belt Asteroid          SPK-ID: 2052852
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1121460645600519 2.8249e-08  
a 2.262907870956984 6.8513e-09 au
q 2.009131658767192 6.4316e-08 au
i 7.256785031210579 3.4412e-06 deg
node 1.894889291550775 2.3711e-05 deg
peri 33.41559214215527 2.9107e-05 deg
M 110.4066767362739 1.6155e-05 deg
tp 2458619.178253602298
(2019-May-15.67825360)
5.5382e-05 TDB
period 1243.365281531665
3.40
5.6467e-06
1.546e-08
d
yr
n .2895367961026921 1.3149e-09 deg/d
Q 2.516684083146775 7.6196e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1388  
   data-arc span      7856 days (21.51 yr)  
   first obs. used      1998-08-02  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50297  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:37:02  

Additional Information
 Earth MOID = 1.01891 au 
 Jupiter MOID = 2.87723 au 
 T_jup = 3.600 
[ 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 14.8   n/a MPO452888  
diameter diameter 2.529 km 0.383 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.432 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Vokrouhlicky, D.; Polishook, D.; Scheeres, D.J.; et al. (2010) Nature 466, 1085-1088. Lightcurve plots as supplemental data, http://www.Nature.com/nature]
geometric albedo albedo 0.399   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52852 (1998 RB75)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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