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214874 (2007 RP42)
Classification: Main-belt Asteroid          SPK-ID: 2214874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1001776451250427 5.3085e-08  
a 3.134997816054149 3.9446e-08 au
q 2.820941117369692 1.6401e-07 au
i 11.15019964811486 7.9978e-06 deg
node 7.500552029934562 2.7228e-05 deg
peri 247.5458413384274 5.0626e-05 deg
M 183.4837082986161 4.6639e-05 deg
tp 2459994.614904573378
(2023-Feb-19.11490457)
0.00027199 TDB
period 2027.46931853662
5.55
3.8266e-05
1.048e-07
d
yr
n .1775612566407858 3.3513e-09 deg/d
Q 3.449054514738605 4.3398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      7226 days (19.78 yr)  
   first obs. used      2000-04-07  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:16:21  

Additional Information
 Earth MOID = 1.83125 au 
 Jupiter MOID = 1.67017 au 
 T_jup = 3.175 
[ 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 15.1   n/a MPO503086  
diameter diameter 7.060 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214874 (2007 RP42)          Discovered 2007-Sep-09 by LONEOS at Anderson Mesa
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2007 RP42 = 2007 TO298 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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