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30633 (6120 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2030633
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2449954461029264 5.4099e-08  
a 2.548421429052809 9.5593e-09 au
q 1.924069784183759 1.4214e-07 au
i 5.259421096824459 5.0988e-06 deg
node 188.9103797105062 3.0185e-05 deg
peri 165.5142918646202 3.0832e-05 deg
M 286.5722311824323 5.9848e-06 deg
tp 2459503.584083862000
(2021-Oct-16.08408386)
2.5386e-05 TDB
period 1485.953773992588
4.07
8.3609e-06
2.289e-08
d
yr
n .2422686400484189 1.3632e-09 deg/d
Q 3.17277307392186 1.1901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1164  
   data-arc span      21793 days (59.67 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51547  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:38:45  

Additional Information
 Earth MOID = .918295 au 
 Jupiter MOID = 2.28154 au 
 T_jup = 3.393 
[ 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 15.67   n/a E2021B10  
diameter diameter 2.474 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.347   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30633 (6120 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 6120 P-L = 1997 WT3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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