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JPL Small-Body Database Browser
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48161 (2001 HM3)
Classification: Main-belt Asteroid          SPK-ID: 2048161
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072189145039669 4.1172e-08  
a 2.394364795136079 1.0926e-08 au
q 2.137643600875076 1.0025e-07 au
i 7.473334913570429 4.7766e-06 deg
node 216.2030179081518 3.0973e-05 deg
peri 45.35999512331912 3.7648e-05 deg
M 24.64851424537514 2.2973e-05 deg
tp 2458907.844298219357
(2020-Feb-28.34429822)
8.6154e-05 TDB
period 1353.268286638818
3.71
9.263e-06
2.536e-08
d
yr
n .2660226383447959 1.8209e-09 deg/d
Q 2.651085989397083 1.2098e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1160  
   data-arc span      8885 days (24.33 yr)  
   first obs. used      1995-12-27  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5379  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:43:32  

Additional Information
 Earth MOID = 1.13023 au 
 Jupiter MOID = 2.39544 au 
 T_jup = 3.511 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456538.5 (2013-Sep-03.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076046774141909 4.1364e-08  
q 2.135550289678315 1.0065e-07 au
tp 2456201.241509688777
(2012-Sep-30.74150969)
8.1383e-05 TDB
node 216.3255554268208 3.0973e-05 deg
peri 44.95004206290972 3.7528e-05 deg
i 7.474110251874095 4.7774e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1160  
   data-arc span      8885 days (24.33 yr)  
   first obs. used      1995-12-27  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5379  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:43:32  

Additional Information
 Jupiter MOID = 2.39544 au 
 T_jup = 3.511 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.711014300747567E-15 -4.144350139410556E-15 -9.357069094016883E-13 3.522333025438629E-15 -2.148442165555835E-13 -8.581798686909152E-16
q -4.144350139410556E-15 1.013095742282331E-14 2.324351084071262E-12 -7.83584781930834E-15 5.372182898831704E-13 2.493900704093951E-15
tp -9.357069094016883E-13 2.324351084071262E-12 6.623142542548721E-9 6.997163833761623E-13 1.737974672169922E-9 4.207560795234119E-12
node 3.522333025438629E-15 -7.83584781930834E-15 6.997163833761623E-13 9.593454618875609E-10 -9.502042523916906E-10 -3.302491017578932E-12
peri -2.148442165555835E-13 5.372182898831704E-13 1.737974672169922E-9 -9.502042523916906E-10 1.408380657803222E-9 4.365748518361191E-12
i -8.581798686909152E-16 2.493900704093951E-15 4.207560795234119E-12 -3.302491017578932E-12 4.365748518361191E-12 2.282334850863038E-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 15.0   n/a MPO337642  

48161 (2001 HM3)          Discovered 2001-Apr-17 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HM3 = 1998 QD96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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