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 ]  
37227 (2000 WW142)
Classification: Main-belt Asteroid          SPK-ID: 2037227
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443707618043028 4.2885e-08  
a 2.675731601918271 1.6656e-08 au
q 2.289434192165483 1.1342e-07 au
i 26.52330030443544 4.5589e-06 deg
node 87.9704173538846 1.0098e-05 deg
peri 274.8786255185399 1.9495e-05 deg
M 204.9353127054261 2.0208e-05 deg
tp 2459689.108938380082
(2022-Apr-19.60893838)
9.2576e-05 TDB
period 1598.682602350974
4.38
1.4927e-05
4.087e-08
d
yr
n .2251854117074865 2.1026e-09 deg/d
Q 3.06202901167106 1.906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1417  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49207  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:31:47  

Additional Information
 Earth MOID = 1.45135 au 
 Jupiter MOID = 2.52798 au 
 T_jup = 3.214 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457251.5 (2015-Aug-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1430788181279518 4.2884e-08  
q 2.294334640968596 1.1336e-07 au
tp 2456491.050958240520
(2013-Jul-17.55095824)
8.3711e-05 TDB
node 88.0058292638211 1.0097e-05 deg
peri 275.0182658238658 1.9624e-05 deg
i 26.51693316327383 4.558e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1417  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49207  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:31:47  

Additional Information
 Jupiter MOID = 2.52798 au 
 T_jup = 3.214 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.839070464314426E-15 -4.823654898689215E-15 1.040898703765317E-12 9.995765266118503E-15 2.031928525705479E-13 8.656062609685565E-15
q -4.823654898689215E-15 1.285069598328989E-14 -2.599105558164309E-12 -2.601350994995149E-14 -4.880973686023233E-13 -2.177688880759553E-14
tp 1.040898703765317E-12 -2.599105558164309E-12 7.007565886232174E-9 2.349084792467605E-11 1.431240110516184E-9 7.175386058865774E-12
node 9.995765266118503E-15 -2.601350994995149E-14 2.349084792467605E-11 1.019415259453864E-10 -8.615442926189665E-11 -1.082717960325369E-11
peri 2.031928525705479E-13 -4.880973686023233E-13 1.431240110516184E-9 -8.615442926189665E-11 3.850924372925488E-10 1.124678683918146E-11
i 8.656062609685565E-15 -2.177688880759553E-14 7.175386058865774E-12 -1.082717960325369E-11 1.124678683918146E-11 2.077503326765661E-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 13.7   n/a MPO385052  
diameter diameter 11.392 km 0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37227 (2000 WW142)          Discovered 2000-Nov-20 by LONEOS at Anderson Mesa
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 WW142 = 2001 DJ34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 02:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin