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27185 (1999 CH37)
Classification: Main-belt Asteroid          SPK-ID: 2027185
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1680771155365786 4.2967e-08  
a 2.740402288360911 1.3748e-08 au
q 2.27980337632337 1.1804e-07 au
i 14.43715383432355 5.4297e-06 deg
node 133.7283745596496 1.4562e-05 deg
peri 324.9656109454006 1.9702e-05 deg
M 197.6665205154592 1.39e-05 deg
tp 2459347.680459999816
(2021-May-13.18046000)
6.6473e-05 TDB
period 1656.990082723813
4.54
1.247e-05
3.414e-08
d
yr
n .2172614089567878 1.635e-09 deg/d
Q 3.201001200398452 1.6059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1547  
   data-arc span      13287 days (36.38 yr)  
   first obs. used      1983-07-13  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49178  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:01:09  

Additional Information
 Earth MOID = 1.31106 au 
 Jupiter MOID = 1.97289 au 
 T_jup = 3.284 
[ 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 13.3   n/a MPO347725  
diameter diameter 5.085 km 1.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.155 h n/a LCDB (Rev. 2019-January); 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 0.393   0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27185 (1999 CH37)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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