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10636 (1998 QK56)
Classification: Apollo [NEO]          SPK-ID: 2010636
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 122 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5131826466189641 1.5516e-08  
a 1.884776360630338 3.6448e-09 au
q .9175418395972023 2.8875e-08 au
i 13.5634885286939 5.6958e-06 deg
node 172.9991744376159 8.888e-06 deg
peri 286.2423575664595 9.2493e-06 deg
M 185.979110143627 2.2199e-06 deg
tp 2459657.364118358366
(2022-Mar-18.86411836)
6.8596e-06 TDB
period 945.1226386944512
2.59
2.7415e-06
7.506e-09
d
yr
n .3809029487403744 1.1049e-09 deg/d
Q 2.852010881663475 5.5152e-09 au
  Orbit Determination Parameters
   # obs. used (total)      741  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      23797 days (65.15 yr)  
   first obs. used      1955-05-16  
   last obs. used      2020-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40817  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:14:14  

Additional Information
 Earth MOID = .110562 au 
 Jupiter MOID = 2.49045 au 
 T_jup = 3.765 
[ 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 17.63   n/a E2021B10  
diameter diameter 0.533 km 0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 9.876 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 22-36.]
[Warner, B.D. (2017) Minor Planet Bull. 44, 223-237.]
geometric albedo albedo 0.645   0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

10636 (1998 QK56)          Discovered 1998-Aug-28 by LINEAR at Socorro
Reference: 19990504/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QK56 = 1986 EC = 1986 EY4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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