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9512 Feijunlong (1966 CM)
Classification: Main-belt Asteroid          SPK-ID: 2009512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1077756662242657 3.1798e-08  
a 2.642273868385448 1.1214e-08 au
q 2.357501041873238 8.4359e-08 au
i 14.01775121799632 3.6436e-06 deg
node 149.3655916895401 1.5432e-05 deg
peri 359.0671444347439 2.3594e-05 deg
M 231.7309297568611 1.9287e-05 deg
tp 2459559.465003010668
(2021-Dec-10.96500301)
8.5249e-05 TDB
period 1568.791297094507
4.30
9.9871e-06
2.734e-08
d
yr
n .2294760307930959 1.4609e-09 deg/d
Q 2.927046694897657 1.2423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2108  
   data-arc span      19895 days (54.47 yr)  
   first obs. used      1966-02-13  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46805  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:09:02  

Additional Information
 Earth MOID = 1.36892 au 
 Jupiter MOID = 2.07354 au 
 T_jup = 3.344 
[ 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 12.6   n/a MPO435790  
diameter diameter 7.036 km 0.283 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.754 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.357   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9512 Feijunlong           Discovered 1966 Feb. 13 at the Purple Mountain Observatory.
Fei Junlong (b. 1965), a space hero of China, participated in the first multi-person, multi-day spaceflight from China. He and Nie Haisheng were launched on 2005 Oct. 12 in the Shenzhou spaceship and landed successfully after a 115.5-hour flight.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

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Alternate Designations
 1966 CM = 1985 QH6 = 1985 RG5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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