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91245 (1999 CN34)
Classification: Main-belt Asteroid          SPK-ID: 2091245
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1101476296305929 3.4179e-08  
a 2.41037557833674 8.4416e-09 au
q 2.144878421863479 8.3354e-08 au
i 1.480703201586124 3.233e-06 deg
node 64.94416859328376 0.00014989 deg
peri 104.8503168994901 0.00015067 deg
M 333.9086211020851 1.6322e-05 deg
tp 2459495.564952456212
(2021-Oct-08.06495246)
6.2177e-05 TDB
period 1366.864626962526
3.74
7.1805e-06
1.966e-08
d
yr
n .2633764843267611 1.3836e-09 deg/d
Q 2.675872734810002 9.3714e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1999-01-13  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54263  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:53:15  

Additional Information
 Earth MOID = 1.1522 au 
 Jupiter MOID = 2.28774 au 
 T_jup = 3.511 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.75   n/a MPCxxxxx  
diameter diameter 4.600 km 0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.95 h n/a LCDB (Rev. 2020-October); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.051   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91245 (1999 CN34)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 CN34 = 2001 US114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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