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70249 (1999 RJ83)
Classification: Main-belt Asteroid          SPK-ID: 2070249
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2226855848157122 4.3266e-08  
a 2.375838368599817 1.1441e-08 au
q 1.846773412060559 1.0138e-07 au
i 2.670461988498275 4.7221e-06 deg
node 33.69701600691531 8.1415e-05 deg
peri 300.9099746903536 8.2876e-05 deg
M 300.307934229801 2.2221e-05 deg
tp 2459422.287912079287
(2021-Jul-26.78791208)
8.3694e-05 TDB
period 1337.592313456254
3.66
9.6616e-06
2.645e-08
d
yr
n .2691403026007101 1.944e-09 deg/d
Q 2.904903325139075 1.3988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      7636 days (20.91 yr)  
   first obs. used      1999-07-16  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51321  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:27  

Additional Information
 Earth MOID = .836827 au 
 Jupiter MOID = 2.47565 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457076.5 (2015-Feb-23.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .222706199300065 4.3135e-08  
q 1.846741632974681 1.0094e-07 au
tp 2456744.094646941936
(2014-Mar-27.59464694)
7.0496e-05 TDB
node 33.76639403511283 8.1539e-05 deg
peri 300.3918057410485 8.2984e-05 deg
i 2.66983088941057 4.7159e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      7636 days (20.91 yr)  
   first obs. used      1999-07-16  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51321  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:27  

Additional Information
 Jupiter MOID = 2.47565 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.860648983306676E-15 -4.337071481607103E-15 1.559342191376303E-12 4.578249342210472E-15 3.238047922871081E-13 -3.668409393484067E-16
q -4.337071481607103E-15 1.018896858947967E-14 -3.328800687943108E-12 -9.025946203387345E-15 -6.855973733841051E-13 6.762789613771371E-16
tp 1.559342191376303E-12 -3.328800687943108E-12 4.969640213059172E-9 2.517664910197729E-11 1.099907008656166E-9 -2.943228149524825E-12
node 4.578249342210472E-15 -9.025946203387345E-15 2.517664910197729E-11 6.648659833163073E-9 -6.635321761762101E-9 -1.612120174735025E-11
peri 3.238047922871081E-13 -6.855973733841051E-13 1.099907008656166E-9 -6.635321761762101E-9 6.886290609693005E-9 1.542224951737418E-11
i -3.668409393484067E-16 6.762789613771371E-16 -2.943228149524825E-12 -1.612120174735025E-11 1.542224951737418E-11 2.223957301904121E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.59   n/a E2021B10  
diameter diameter 1.701 km 0.279 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.422   0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70249 (1999 RJ83)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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