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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07930402251262721 2.9075e-08  
a 2.195060837950363 7.0051e-09 au
q 2.020983683840961 6.2944e-08 au
i 2.45078382181759 3.1544e-06 deg
node 69.80551701897429 9.9557e-05 deg
peri 352.8676861929676 0.00010349 deg
M 200.1306242437346 2.8466e-05 deg
tp 2459528.010425949159
(2021-Nov-09.51042595)
9.4438e-05 TDB
period 1187.868235822862
3.25
5.6863e-06
1.557e-08
d
yr
n .3030639166393908 1.4507e-09 deg/d
Q 2.369137992059765 7.5606e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      8543 days (23.39 yr)  
   first obs. used      1995-11-17  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55199  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:08:13  

Additional Information
 Earth MOID = 1.03396 au 
 Jupiter MOID = 2.8243 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 15.7   n/a MPO468409  
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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