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22650 (1998 OG12)
Classification: Main-belt Asteroid          SPK-ID: 2022650
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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09143039938862758 1.777e-08  
a 2.627870970930615 1.0947e-08 au
q 2.387603678516648 4.5861e-08 au
i 9.14947027677656 4.4946e-07 deg
node 342.8511569522566 2.8571e-06 deg
peri 262.9950655499948 1.2509e-05 deg
M 144.6867326859436 1.169e-05 deg
tp 2458575.139146326217
(2019-Apr-01.63914633)
4.9067e-05 TDB
period 1555.981693298914
4.26
9.7229e-06
2.662e-08
d
yr
n .2313651899314741 1.4457e-09 deg/d
Q 2.868138263344581 1.1948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2025  
   data-arc span      12542 days (34.34 yr)  
   first obs. used      1986-11-04  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4747  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:43  

Additional Information
 Earth MOID = 1.39473 au 
 Jupiter MOID = 2.20993 au 
 T_jup = 3.377 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.88   n/a E2021B10  
diameter diameter 9.160 km 0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22650 (1998 OG12)          Discovered 1998-Jul-29 by Broughton, J. at Reedy Creek
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 OG12 = 1986 VR2 = 1994 PF40 = 1994 RT18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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