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JPL Small-Body Database Browser
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10115 (1992 SK)
Classification: Apollo [NEO, PHA]          SPK-ID: 2010115
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 183 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3248242721151706 2.0464e-08  
a 1.248441186926085 1.3151e-09 au
q .8429171871042198 2.5003e-08 au
i 15.32072909261508 5.339e-06 deg
node 8.91822025105254 1.051e-05 deg
peri 233.6493127029428 1.2778e-05 deg
M 111.4191794518737 1.0097e-05 deg
tp 2458442.808598249594
(2018-Nov-20.30859825)
1.4061e-05 TDB
period 509.5074735734078
1.39
8.0508e-07
2.204e-09
d
yr
n .706564709395048 1.1164e-09 deg/d
Q 1.65396518674795 1.7423e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1011  
   # delay obs. used      10  
   # Doppler obs. used      7  
   data-arc span      24199 days (66.25 yr)  
   first obs. used      1953-10-12  
   last obs. used      2020-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47562  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-17 05:10:00  

Additional Information
 Earth MOID = .0456965 au 
 Jupiter MOID = 3.40444 au 
 T_jup = 5.061 
[ 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 17.0   n/a PDS3 (MPC 33885)  
diameter diameter 0.938 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  
rotation period rot_per 7.319 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1999) http://www.asu.cas.cz/~ppravec/neo.htm]
[Busch, M.W.; Ostro, S.J.; Benner, L.A.M.; Giorgini, J.D.; et al. (2007) Icarus 181, 145-155.]
[Polishook, D. (2012) Minor Planet Bull. 39, 187-192.]
[Warner, B.D. (2014) Minor Planet Bull. 41, 113-124.]
geometric albedo albedo 0.318   0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  
SMASSII spectral type spec_B S:   n/a Binzel et al. (2004) Icarus 170, 259-294 SMASSIR data only, classification consistent with specified type, but uncertain

10115 (1992 SK)          Discovered 1992-Sep-24 by Helin, E. F., Alu, J. at Palomar
Reference: 19990302/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1992 SK = 1985 SD = 1985 TO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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