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JPL Small-Body Database Browser
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27037 (1998 RB55)
Classification: Main-belt Asteroid          SPK-ID: 2027037
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09470046298748536 3.3363e-08  
a 2.250793252691195 7.3555e-09 au
q 2.037642089572231 7.5203e-08 au
i 5.260375257007343 3.5633e-06 deg
node 245.2834192218202 4.0098e-05 deg
peri 278.4226743133395 4.4297e-05 deg
M 240.1622980591956 1.871e-05 deg
tp 2459011.075287050401
(2020-Jun-10.57528705)		 6.415e-05 TDB
period 1233.394006596986
3.38		 6.046e-06
1.655e-08		 d
yr
n .2918775331114697 1.4308e-09 deg/d
Q 2.463944415810159 8.0521e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1592  
   data-arc span      12408 days (33.97 yr)  
   first obs. used      1985-12-17  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:33:49  

Additional Information
 Earth MOID = 1.05325 au 
 Jupiter MOID = 2.53487 au 
 T_jup = 3.616 
[ 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 14.7   n/a MPO358882  
diameter diameter 2.822 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.385   0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27037 (1998 RB55)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RB55 = 1985 YA1 = 2000 AY236 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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