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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
65387 (2002 QM42)
Classification: Main-belt Asteroid          SPK-ID: 2065387
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371200363202701 4.4001e-08  
a 3.190350817095752 2.5961e-08 au
q 2.752889797181179 1.4438e-07 au
i 6.444539388304169 4.8858e-06 deg
node 55.67286578046942 4.7779e-05 deg
peri 236.2002667572976 5.1401e-05 deg
M 61.08123842781765 1.9854e-05 deg
tp 2458647.348201569558
(2019-Jun-12.84820157)
0.00011423 TDB
period 2081.402582974797
5.70
2.5405e-05
6.956e-08
d
yr
n .1729602927106386 2.1111e-09 deg/d
Q 3.627811837010325 2.952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      8927 days (24.44 yr)  
   first obs. used      1995-03-26  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54031  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:38:46  

Additional Information
 Earth MOID = 1.74348 au 
 Jupiter MOID = 1.5715 au 
 T_jup = 3.172 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456927.5 (2014-Sep-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1392947566920026 4.3716e-08  
q 2.745984637173266 1.4411e-07 au
tp 2456572.411770065027
(2013-Oct-06.91177006)
0.00011373 TDB
node 55.70816446555488 4.778e-05 deg
peri 237.4138220325694 5.1331e-05 deg
i 6.446961534261072 4.8867e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      8927 days (24.44 yr)  
   first obs. used      1995-03-26  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54031  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:38:46  

Additional Information
 Jupiter MOID = 1.5715 au 
 T_jup = 3.172 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.91112712688001E-15 -6.223645800851561E-15 6.344169876586622E-13 1.372242868192298E-15 1.24585358941544E-13 4.367421906743703E-16
q -6.223645800851561E-15 2.076703448137485E-14 -2.378304282179992E-12 -4.567359404350688E-15 -4.424125793785264E-13 -9.54873889701324E-16
tp 6.344169876586622E-13 -2.378304282179992E-12 1.293440353918543E-8 1.589944832790011E-11 2.179515790842207E-9 6.067793891115968E-13
node 1.372242868192298E-15 -4.567359404350688E-15 1.589944832790011E-11 2.282954013741939E-9 -2.265616756818916E-9 -2.505120457448487E-11
peri 1.24585358941544E-13 -4.424125793785264E-13 2.179515790842207E-9 -2.265616756818916E-9 2.634904309176434E-9 2.504173359767662E-11
i 4.367421906743703E-16 -9.54873889701324E-16 6.067793891115968E-13 -2.505120457448487E-11 2.504173359767662E-11 2.387946808713613E-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 14.6   n/a MPO439512  
diameter diameter 4.957 km 2.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65387 (2002 QM42)          Discovered 2002-Aug-30 by NEAT at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 QM42 = 1995 GY1 = 1997 TT6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-04 08:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin