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52902 (1998 SN73)
Classification: Main-belt Asteroid          SPK-ID: 2052902
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07887753282829062 2.8791e-08  
a 2.195400956757144 6.954e-09 au
q 2.022233145719272 6.1987e-08 au
i 2.449889181260263 3.0971e-06 deg
node 69.78855506859168 9.647e-05 deg
peri 352.9638543178385 0.00010038 deg
M 260.6117779280039 2.7827e-05 deg
tp 2459528.520979791913
(2021-Nov-10.02097979)
9.2067e-05 TDB
period 1188.144332027057
3.25
5.6452e-06
1.546e-08
d
yr
n .3029934918645911 1.4396e-09 deg/d
Q 2.368568767795017 7.5025e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1057  
   data-arc span      8955 days (24.52 yr)  
   first obs. used      1995-11-17  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54542  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:55  

Additional Information
 Earth MOID = 1.03454 au 
 Jupiter MOID = 2.82317 au 
 T_jup = 3.664 
[ 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 15.71   n/a MPCxxxxx  
diameter diameter 2.047 km 0.442 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52902 (1998 SN73)          Discovered 1998-Sep-21 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SN73 = 2000 GL105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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