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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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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 269 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3246785035493504 9.4286e-09  
a 1.2484020797224 3.6666e-10 au
q .8430727606502341 1.1608e-08 au
i 15.32039834633677 1.8069e-06 deg
node 8.903885890292552 5.0313e-06 deg
peri 233.6635195702128 5.7791e-06 deg
M 313.8606401207077 3.5225e-06 deg
tp 2459461.797900279511
(2021-Sep-04.29790028)
5.0107e-06 TDB
period 509.4835334110085
1.39
2.2445e-07
6.145e-10
d
yr
n .7065979102205493 3.1129e-10 deg/d
Q 1.653731398794565 4.857e-10 au
  Orbit Determination Parameters
   # obs. used (total)      1578  
   # delay obs. used      10  
   # Doppler obs. used      7  
   data-arc span      24655 days (67.50 yr)  
   first obs. used      1953-10-12  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:34:35  

Additional Information
 Earth MOID = .045276 au 
 Jupiter MOID = 3.40199 au 
 T_jup = 5.062 
[ 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 17.08   n/a MPCxxxxx  
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. 2020-October); 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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