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487775 (2015 RB214)
Classification: Main-belt Asteroid          SPK-ID: 2487775
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328507964193405 5.1492e-08  
a 2.439192835573005 2.4966e-08 au
q 2.115144124746782 1.2698e-07 au
i 3.235211996258764 1.0209e-05 deg
node 11.15914417304075 0.00010679 deg
peri 49.13544901253012 0.00012443 deg
M 27.43745773077307 5.5161e-05 deg
tp 2458894.450408919961
(2020-Feb-14.95040892)
0.00021364 TDB
period 1391.450081251324
3.81
2.1363e-05
5.849e-08
d
yr
n .2587228998371639 3.9722e-09 deg/d
Q 2.763241546399229 2.8283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      5464 days (14.96 yr)  
   first obs. used      2004-11-11  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6048  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:11  

Additional Information
 Earth MOID = 1.12928 au 
 Jupiter MOID = 2.54231 au 
 T_jup = 3.488 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457573.5 (2016-Jul-04.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1317624945112109 5.2265e-08  
q 2.117660757969413 1.2861e-07 au
tp 2457499.980637648960
(2016-Apr-21.48063765)
0.00022358 TDB
node 11.23440839817493 0.00010655 deg
peri 48.40269776190192 0.00012466 deg
i 3.240435466975814 1.0219e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      5464 days (14.96 yr)  
   first obs. used      2004-11-11  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6048  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:11  

Additional Information
 Jupiter MOID = 2.54231 au 
 T_jup = 3.488 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.731616065808746E-15 -6.627167424975464E-15 -5.705529936049752E-12 3.364644144371794E-14 -1.625268933700856E-12 -1.025537618242175E-15
q -6.627167424975464E-15 1.653995230361591E-14 1.226692102884842E-11 -8.528409135548245E-14 3.504302324155E-12 4.025415741407971E-15
tp -5.705529936049752E-12 1.226692102884842E-11 4.998915775921732E-8 -1.789841979335937E-10 1.449670627651436E-8 -5.901667461612468E-12
node 3.364644144371794E-14 -8.528409135548245E-14 -1.789841979335937E-10 1.135310975216266E-8 -1.138507434073668E-8 -5.350672981733261E-10
peri -1.625268933700856E-12 3.504302324155E-12 1.449670627651436E-8 -1.138507434073668E-8 1.554009863042035E-8 5.325019469658831E-10
i -1.025537618242175E-15 4.025415741407971E-15 -5.901667461612468E-12 -5.350672981733261E-10 5.325019469658831E-10 1.044349372280421E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO495391  

487775 (2015 RB214)          Discovered 2013-Jan-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 RB214 = 2013 BS64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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