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3650 Kunming (1978 UO2)
Classification: Main-belt Asteroid          SPK-ID: 2003650
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2421585119730601 2.0975e-08  
a 3.116906856784362 1.3856e-08 au
q 2.362121330386833 6.9299e-08 au
i 14.60980136317983 7.1753e-07 deg
node 36.72920743378761 1.3813e-06 deg
peri 285.2383315282239 3.013e-06 deg
M 297.3896195507187 2.9971e-06 deg
tp 2459746.065050507393
(2022-Jun-15.56505051)
1.8425e-05 TDB
period 2009.944952891694
5.50
1.3403e-05
3.67e-08
d
yr
n .1791093828127334 1.1943e-09 deg/d
Q 3.871692383181891 1.7211e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2936  
   data-arc span      23684 days (64.84 yr)  
   first obs. used      1956-10-05  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40752  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 09:49:53  

Additional Information
 Earth MOID = 1.40099 au 
 Jupiter MOID = 1.82092 au 
 T_jup = 3.123 
[ 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 11.75   n/a MPCxxxxx  
diameter diameter 26.645 km 0.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3650 Kunming           Discovered 1978 Oct. 30 at the Purple Mountain Observatory.
Kunming, the capital of Yunnan province, is one of the hub cities in southwestern China. It enjoys a reputation as "The City of Eternal Spring".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990928/MPCPages.arcLast Updated: 2010-06-11

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Alternate Designations
 1978 UO2 = 1950 PB = 1956 TC = 1956 UQ = 1982 HT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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