Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
117170 (2004 RK36)
Classification: Main-belt Asteroid          SPK-ID: 2117170
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08414463376490523 6.0972e-08  
a 2.716713533287817 2.0361e-08 au
q 2.488116667985151 1.6019e-07 au
i 5.601956966261897 5.5679e-06 deg
node 31.15910197238171 5.6856e-05 deg
peri 290.0993786767684 6.7719e-05 deg
M 201.1212360768928 4.1381e-05 deg
tp 2459722.317733860385
(2022-May-22.81773386)
0.00019187 TDB
period 1635.551396381084
4.48
1.8387e-05
5.034e-08
d
yr
n .2201092553841823 2.4745e-09 deg/d
Q 2.945310398590482 2.2074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      9482 days (25.96 yr)  
   first obs. used      1994-05-05  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:09:34  

Additional Information
 Earth MOID = 1.48271 au 
 Jupiter MOID = 2.30295 au 
 T_jup = 3.348 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457474.5 (2016-Mar-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08334604795301068 6.0717e-08  
q 2.492194004029477 1.5904e-07 au
tp 2458083.017467828953
(2017-Nov-25.51746783)
0.00018595 TDB
node 31.18172694906242 5.6863e-05 deg
peri 289.2118939326644 6.7974e-05 deg
i 5.601127275161488 5.5664e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      377  
   data-arc span      9482 days (25.96 yr)  
   first obs. used      1994-05-05  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:09:34  

Additional Information
 Jupiter MOID = 2.30295 au 
 T_jup = 3.348 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.686503034721872E-15 -9.596715561944606E-15 5.196019802827597E-12 1.121782213496147E-14 9.647708797239269E-13 2.439945816507442E-15
q -9.596715561944606E-15 2.52935908012599E-14 -1.257861680766363E-11 -2.766973231402672E-14 -2.346919800975218E-12 -6.414563605729356E-15
tp 5.196019802827597E-12 -1.257861680766363E-11 3.457830912916073E-8 5.996417339527667E-11 6.953425609425501E-9 1.052486010139341E-12
node 1.121782213496147E-14 -2.766973231402672E-14 5.996417339527667E-11 3.233374076008538E-9 -3.205512546965839E-9 -7.43472253993903E-11
peri 9.647708797239269E-13 -2.346919800975218E-12 6.953425609425501E-9 -3.205512546965839E-9 4.620412164087376E-9 7.418282726449201E-11
i 2.439945816507442E-15 -6.414563605729356E-15 1.052486010139341E-12 -7.43472253993903E-11 7.418282726449201E-11 3.098504942026742E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO493668  

117170 (2004 RK36)          Discovered 2004-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2004 RK36 = 1994 JZ6 = 2000 VJ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-21 18:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin