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310442 (2000 CH59)
Classification: Aten [NEO, PHA]          SPK-ID: 2310442
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 100 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4232894246326095 1.0984e-07  
a .8629800103921191 3.3486e-09 au
q .4976896983237956 9.4537e-08 au
i 3.258383691199949 2.6801e-06 deg
node 213.6303454039972 0.00016832 deg
peri 109.5734512308122 0.00016667 deg
M 278.4202871687425 1.8954e-05 deg
tp 2459066.855847813477
(2020-Aug-05.35584781)
1.5489e-05 TDB
period 292.8191873175955
0.80
1.7043e-06
4.666e-09
d
yr
n 1.229427631767652 7.1558e-09 deg/d
Q 1.228270322460443 4.7661e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 3.916968279301763E-14 7.619E-15
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      7676 days (21.02 yr)  
   first obs. used      2000-02-06  
   last obs. used      2021-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40969  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-12 05:25:29  

Additional Information
 Earth MOID = .0227938 au 
 Jupiter MOID = 4.09198 au 
 T_jup = 6.766 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457064.5 (2015-Feb-11.0) TDB
Reference: JPL 100 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4232801841783645 1.0989e-07  
q .4978157364549962 9.4652e-08 au
tp 2457017.081971297550
(2014-Dec-25.58197130)
1.5701e-05 TDB
node 214.1215227379274 0.00016792 deg
peri 109.1009797770304 0.00016621 deg
i 3.271267978275685 2.7173e-06 deg

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 3.916968279301763E-14 7.619E-15
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      7676 days (21.02 yr)  
   first obs. used      2000-02-06  
   last obs. used      2021-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40969  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-12 05:25:29  

Additional Information
 Jupiter MOID = 4.09198 au 
 T_jup = 6.766 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
Orbit Covariance (7×7)
  e q tp node peri i A2
e 1.207644536558911E-14 -1.040131535063195E-14 1.247373953347183E-12 -3.093689249376457E-13 4.512781510570924E-13 5.600347102872217E-14 2.027358232375649E-22
q -1.040131535063195E-14 8.959050667669449E-15 -1.077976931410199E-12 2.522032923497076E-13 -3.754210348062189E-13 -4.805910019954423E-14 -1.714305539989175E-22
tp 1.247373953347183E-12 -1.077976931410199E-12 2.4651052060127E-10 5.071370646351192E-10 -4.252830458102112E-10 8.33068039418812E-13 -2.716648399871281E-20
node -3.093689249376457E-13 2.522032923497076E-13 5.071370646351192E-10 2.819738923688952E-8 -2.78860810470268E-8 2.40480004184977E-10 -1.681719770156323E-19
peri 4.512781510570924E-13 -3.754210348062189E-13 -4.252830458102112E-10 -2.78860810470268E-8 2.762418554358817E-8 -2.428569349589679E-10 1.54625661129579E-19
i 5.600347102872217E-14 -4.805910019954423E-14 8.33068039418812E-13 2.40480004184977E-10 -2.428569349589679E-10 7.383526208618327E-12 2.508995463874077E-21
A2 2.027358232375649E-22 -1.714305539989175E-22 -2.716648399871281E-20 -1.681719770156323E-19 1.54625661129579E-19 2.508995463874077E-21 5.804816749851369E-29

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 19.85   n/a E2021B25  
rotation period rot_per 6.0542 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2020) http://www.asu.cas.cz/~ppravec/neo.htm]

310442 (2000 CH59)          Discovered 2000-Feb-06 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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