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JPL Small-Body Database Browser
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117878 (2602 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117878
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1940551007094116 4.1422e-08  
a 3.095279234181035 2.2997e-08 au
q 2.494624510668284 1.3078e-07 au
i 2.825836655876655 4.7228e-06 deg
node 61.84331752814359 0.00011972 deg
peri 13.96253985521348 0.00012063 deg
M 229.1771850356545 1.6278e-05 deg
tp 2459323.318346131657
(2021-Apr-18.81834613)
9.3682e-05 TDB
period 1989.061347428699
5.45
2.2168e-05
6.069e-08
d
yr
n .1809898927780078 2.0171e-09 deg/d
Q 3.695933957693786 2.746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      21516 days (58.91 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6071  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:17:05  

Additional Information
 Earth MOID = 1.50978 au 
 Jupiter MOID = 1.58566 au 
 T_jup = 3.192 
[ 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 14.9   n/a MPO449689  
diameter diameter 6.473 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117878 (2602 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2602 P-L = 1998 SG106 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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