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 ]  
312601 (2009 KW35)
Classification: Main-belt Asteroid          SPK-ID: 2312601
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398372444431029 7.5847e-08  
a 3.193623683810471 5.0466e-08 au
q 2.747036148078184 2.6141e-07 au
i 15.59915574906659 6.899e-06 deg
node 122.6301530935637 4.6345e-05 deg
peri 197.1695152924072 6.4691e-05 deg
M 310.681431377336 4.9326e-05 deg
tp 2459486.082768971256
(2021-Sep-28.58276897)
0.00028786 TDB
period 2084.60625887684
5.71
4.9412e-05
1.353e-07
d
yr
n .1726944829350956 4.0934e-09 deg/d
Q 3.640211219542759 5.7523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5799 days (15.88 yr)  
   first obs. used      2004-08-08  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:30:35  

Additional Information
 Earth MOID = 1.73517 au 
 Jupiter MOID = 1.6667 au 
 T_jup = 3.124 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457776.5 (2017-Jan-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385769555213814 7.5969e-08  
q 2.752899351173432 2.6175e-07 au
tp 2457402.389245110674
(2016-Jan-14.88924511)
0.00027689 TDB
node 122.6370755413588 4.6364e-05 deg
peri 197.3897576482725 6.4946e-05 deg
i 15.59200813430234 6.8956e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5799 days (15.88 yr)  
   first obs. used      2004-08-08  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:30:35  

Additional Information
 Jupiter MOID = 1.6667 au 
 T_jup = 3.124 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.771267933974524E-15 -1.963789579998427E-14 4.52898049153117E-12 -4.50047511232381E-15 9.621765630558747E-13 8.36767618106837E-15
q -1.963789579998427E-14 6.851379311982551E-14 -1.220530337214911E-11 3.784740709834219E-14 -2.723506309535195E-12 -1.762015082181837E-14
tp 4.52898049153117E-12 -1.220530337214911E-11 7.666797182174591E-8 8.160713938640857E-11 1.292401611847698E-8 9.789917587245468E-11
node -4.50047511232381E-15 3.784740709834219E-14 8.160713938640857E-11 2.149635822412552E-9 -2.057093125556621E-9 2.387266460692995E-11
peri 9.621765630558747E-13 -2.723506309535195E-12 1.292401611847698E-8 -2.057093125556621E-9 4.217936464200131E-9 -6.061608444309147E-12
i 8.36767618106837E-15 -1.762015082181837E-14 9.789917587245468E-11 2.387266460692995E-11 -6.061608444309147E-12 4.754978650245376E-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 15.72   n/a E2021B25  

312601 (2009 KW35)          Discovered 2009-May-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-14 18:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin