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2415 Ganesa (1978 UJ)
Classification: Main-belt Asteroid          SPK-ID: 2002415
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03820344772087404 2.9689e-08  
a 2.659125652906376 9.1486e-09 au
q 2.557537885042333 8.1359e-08 au
i 2.372845079924772 3.2533e-06 deg
node 89.77317929053089 8.466e-05 deg
peri 209.2241182373056 9.9131e-05 deg
M 301.2712774917915 5.1984e-05 deg
tp 2459258.877546351639
(2021-Feb-13.37754635)
0.00022852 TDB
period 1583.823259114639
4.34
8.1736e-06
2.238e-08
d
yr
n .2272980889302262 1.173e-09 deg/d
Q 2.760713420770421 9.4981e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2971  
   data-arc span      24791 days (67.87 yr)  
   first obs. used      1952-11-16  
   last obs. used      2020-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42578  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:09:35  

Additional Information
 Earth MOID = 1.54202 au 
 Jupiter MOID = 2.30507 au 
 T_jup = 3.384 
[ 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 12.3   n/a MPO473797  
diameter diameter 15.501 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8. h n/a LCDB (Rev. 2019-August); 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:
[Sarneczky, K.; Szabo, G.; Kiss, L.L. (1999) Astron. Astrophys. Suppl. Ser. 137, 363-368.]
geometric albedo albedo 0.106   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2415 Ganesa (1978 UJ)          Discovered 1978-Oct-28 by Giclas, H. L. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1978 UJ = 1961 XO = 1965 VL = 1965 WB = 1974 VG1 = 1976 GF = 1980 DJ = 1981 JV = 1981 LN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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