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 ]  
46401 (2002 CY240)
Classification: Main-belt Asteroid          SPK-ID: 2046401
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08285454771666841 6.3314e-08  
a 2.879153078379631 1.8557e-08 au
q 2.640602152263433 1.7827e-07 au
i 1.338247052017961 5.7317e-06 deg
node 208.3568831450811 0.0001801 deg
peri 164.9393514462391 0.00018217 deg
M 57.66852781647345 2.5145e-05 deg
tp 2458714.654127986058
(2019-Aug-19.15412799)
0.00012505 TDB
period 1784.413749081759
4.89
1.7252e-05
4.723e-08
d
yr
n .2017469323946043 1.9505e-09 deg/d
Q 3.117704004495829 2.0095e-08 au
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      8291 days (22.70 yr)  
   first obs. used      1997-04-09  
   last obs. used      2019-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:27:36  

Additional Information
 Earth MOID = 1.6409 au 
 Jupiter MOID = 2.31637 au 
 T_jup = 3.289 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456982.5 (2014-Nov-21.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08304390845566435 6.4213e-08  
q 2.639244571525434 1.8087e-07 au
tp 2456916.825107623205
(2014-Sep-16.32510762)
0.0001268 TDB
node 208.4723514435749 0.00018119 deg
peri 162.2850935661731 0.00018315 deg
i 1.331467714945453 5.7308e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      8291 days (22.70 yr)  
   first obs. used      1997-04-09  
   last obs. used      2019-12-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:27:36  

Additional Information
 Jupiter MOID = 2.31637 au 
 T_jup = 3.289 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.123310449264672E-15 -1.156783366613185E-14 -1.519206652409712E-12 -4.832990352886095E-15 -4.449345555218128E-13 5.852866858320781E-16
q -1.156783366613185E-14 3.271473014404103E-14 3.846574582537209E-12 1.54169846031464E-14 1.162020088779276E-12 -1.402148940781415E-15
tp -1.519206652409712E-12 3.846574582537209E-12 1.607881587767174E-8 2.558000634061983E-11 3.395321528629383E-9 -1.528852419712692E-12
node -4.832990352886095E-15 1.54169846031464E-14 2.558000634061983E-11 3.283019221881625E-8 -3.281584865419995E-8 -2.100994702463841E-10
peri -4.449345555218128E-13 1.162020088779276E-12 3.395321528629383E-9 -3.281584865419995E-8 3.3544757593986E-8 2.097011207769324E-10
i 5.852866858320781E-16 -1.402148940781415E-15 -1.528852419712692E-12 -2.100994702463841E-10 2.097011207769324E-10 3.284238629243376E-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 15.2   n/a MPO502465  

46401 (2002 CY240)          Discovered 2002-Feb-11 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 CY240 = 1998 MS49 = 1999 RX140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-14 06:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin