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JPL Small-Body Database Browser
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52160 (4229 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2052160
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1798500082417595 3.6037e-08  
a 2.411947391242198 1.0086e-08 au
q 1.978158633048598 8.8244e-08 au
i 5.234671740739992 5.4318e-06 deg
node 163.3534971335673 3.95e-05 deg
peri 83.37686712375263 4.2263e-05 deg
M 253.4487360240593 1.6077e-05 deg
tp 2459005.454545658302
(2020-Jun-04.95454566)
6.2102e-05 TDB
period 1368.201849486334
3.75
8.582e-06
2.35e-08
d
yr
n .2631190713089267 1.6504e-09 deg/d
Q 2.845736149435798 1.19e-08 au
  Orbit Determination Parameters
   # obs. used (total)      716  
   data-arc span      17476 days (47.85 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5978  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:04:48  

Additional Information
 Earth MOID = .972958 au 
 Jupiter MOID = 2.19473 au 
 T_jup = 3.491 
[ 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 15.9   n/a MPO432079  
diameter diameter 2.919 km 0.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.081   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

52160 (4229 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4229 T-1 = 1998 QV30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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