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541128 (2018 RB27)
Classification: Main-belt Asteroid          SPK-ID: 2541128
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06533553105268401 1.4919e-07  
a 2.934377144784562 4.8197e-08 au
q 2.742658055721204 4.3962e-07 au
i 12.42013652932146 1.2976e-05 deg
node 28.4201424991054 5.4593e-05 deg
peri 336.4909898416296 7.8428e-05 deg
M 144.399391919282 5.8e-05 deg
tp 2458464.063699671694
(2018-Dec-11.56369967)
0.00029455 TDB
period 1835.998507988098
5.03
4.5234e-05
1.238e-07
d
yr
n .1960785907143742 4.8309e-09 deg/d
Q 3.12609623384792 5.1346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      4602 days (12.60 yr)  
   first obs. used      2008-08-30  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57353  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:04  

Additional Information
 Earth MOID = 1.74537 au 
 Jupiter MOID = 2.20601 au 
 T_jup = 3.237 
[ 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 15.67   .37065 MPCxxxxx autocmod 2.6n

541128 (2018 RB27)          Discovered 2008-Aug-30 by OAM at La Sagra
Reference: Last Updated: 2019-05-29

Alternate Designations
 2018 RB27 = 2008 QN28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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