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JPL Small-Body Database Browser
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3630 Lubomir (1984 QN)
Classification: Main-belt Asteroid          SPK-ID: 2003630
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061878334079064 4.5819e-08  
a 2.767566644801593 1.3971e-08 au
q 2.196928074497964 1.3058e-07 au
i 7.422335129423459 5.3477e-06 deg
node 336.629445672718 2.9149e-05 deg
peri 324.2335764243113 3.0598e-05 deg
M 300.2472335749848 1.0049e-05 deg
tp 2459279.626503086577
(2021-Mar-06.12650309)
4.7541e-05 TDB
period 1681.688516250852
4.60
1.2734e-05
3.486e-08
d
yr
n .2140705585613334 1.621e-09 deg/d
Q 3.338205215105222 1.6852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1989  
   data-arc span      25493 days (69.80 yr)  
   first obs. used      1950-03-22  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47003  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:10:20  

Additional Information
 Earth MOID = 1.18673 au 
 Jupiter MOID = 1.94042 au 
 T_jup = 3.295 
[ 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 12.8   n/a MPO473815  
diameter diameter 13.403 km 3.635 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.031   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
SMASSII spectral type spec_B Ch   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3630 Lubomir (1984 QN)          Discovered 1984-Aug-28 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 QN = 1966 TK = 1970 PC1 = 1970 QS1 = 1980 XT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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