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5528 (1992 AJ)
Classification: Outer Main-belt Asteroid          SPK-ID: 2005528
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0459613175168402 1.1325e-08  
a 3.249115052914306 1.6417e-08 au
q 3.099781444318567 3.723e-08 au
i 16.38129740269049 9.8938e-07 deg
node 140.4675840960263 2.6137e-06 deg
peri 331.9462353638731 2.8011e-05 deg
M 349.5518462414552 2.6341e-05 deg
tp 2459262.584489817324
(2021-Feb-17.08448982)
0.00015662 TDB
period 2139.173757464828
5.86
1.6213e-05
4.439e-08
d
yr
n .1682892746527717 1.2755e-09 deg/d
Q 3.398448661510046 1.7172e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2835  
   data-arc span      24274 days (66.46 yr)  
   first obs. used      1954-09-28  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40827  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:39:23  

Additional Information
 Earth MOID = 2.12243 au 
 Jupiter MOID = 1.65534 au 
 T_jup = 3.116 
[ 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 11.40   n/a E2021B10  
diameter diameter 21.001 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.137   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5528 (1992 AJ)          Discovered 1992-Jan-02 by Ueda and Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 AJ = 1957 BC = 1977 QB4 = 1983 OE = 1990 SC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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