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70202 (1999 RR24)
Classification: Main-belt Asteroid          SPK-ID: 2070202
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08130949636087682 2.9925e-08  
a 2.442469178629861 1.1242e-08 au
q 2.243873239838502 7.2674e-08 au
i 6.491142338645479 4.4126e-06 deg
node 317.3615221824011 2.9843e-05 deg
peri 284.6259793672529 4.1938e-05 deg
M 313.6657866630333 3.0735e-05 deg
tp 2459379.949130436941
(2021-Jun-14.44913044)
0.00011916 TDB
period 1394.254532552029
3.82
9.626e-06
2.635e-08
d
yr
n .2582024957387513 1.7826e-09 deg/d
Q 2.641065117421219 1.2156e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1470  
   data-arc span      10808 days (29.59 yr)  
   first obs. used      1991-08-03  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47448  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:06  

Additional Information
 Earth MOID = 1.23999 au 
 Jupiter MOID = 2.40123 au 
 T_jup = 3.487 
[ 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 14.4   n/a MPO309682  
rotation period rot_per 6.505 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

70202 (1999 RR24)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RR24 = 1991 PR5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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