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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 134 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5126432758469942 1.2054e-08  
a 1.885221942538126 3.5585e-09 au
q .9187755902167475 2.2576e-08 au
i 13.57120865908575 5.112e-06 deg
node 172.9479340818112 8.5633e-06 deg
peri 286.2965017063656 8.7325e-06 deg
M 260.5678850584393 2.3869e-06 deg
tp 2459657.635750265072
(2022-Mar-19.13575027)
6.8691e-06 TDB
period 945.4578146173164
2.59
2.6769e-06
7.329e-09
d
yr
n .3807679141620016 1.0781e-09 deg/d
Q 2.851668294859506 5.3827e-09 au
  Orbit Determination Parameters
   # obs. used (total)      785  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      24227 days (66.33 yr)  
   first obs. used      1955-05-16  
   last obs. used      2021-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41899  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-14 06:55:51  

Additional Information
 Earth MOID = .111651 au 
 Jupiter MOID = 2.49116 au 
 T_jup = 3.765 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457935.5 (2017-Jul-01.0) TDB
Reference: JPL 134 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5132101341223209 1.1994e-08  
q .9172831286275032 2.2428e-08 au
tp 2457767.939510391232
(2017-Jan-14.43951039)
3.8202e-06 TDB
node 173.0887658032179 8.5787e-06 deg
peri 286.1505544248288 8.7431e-06 deg
i 13.56369977389949 5.1095e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      785  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      24227 days (66.33 yr)  
   first obs. used      1955-05-16  
   last obs. used      2021-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41899  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-14 06:55:51  

Additional Information
 Jupiter MOID = 2.49116 au 
 T_jup = 3.765 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.438611345899475E-16 -2.682274441956388E-16 -1.682222825905247E-14 -2.413764448035212E-15 -3.306083816487136E-14 9.903232868317803E-16
q -2.682274441956388E-16 5.030344725253936E-16 3.230395569904164E-14 4.069902767015292E-15 6.271115045002152E-14 -1.77324836604726E-15
tp -1.682222825905247E-14 3.230395569904164E-14 1.459354990136018E-11 2.707808469360087E-12 5.497227075423641E-12 8.703603427639517E-13
node -2.413764448035212E-15 4.069902767015292E-15 2.707808469360087E-12 7.359329327118228E-11 -6.985904726131886E-11 -4.901098003002327E-12
peri -3.306083816487136E-14 6.271115045002152E-14 5.497227075423641E-12 -6.985904726131886E-11 7.644190054998155E-11 4.848324789196096E-12
i 9.903232868317803E-16 -1.77324836604726E-15 8.703603427639517E-13 -4.901098003002327E-12 4.848324789196096E-12 2.610656276111858E-11

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 17.64   n/a MPO636226  
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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