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441708 (2009 AB32)
Classification: Main-belt Asteroid          SPK-ID: 2441708
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1664739332083 9.9816e-08  
a 2.707845055500381 6.335e-08 au
q 2.257059438592585 2.4019e-07 au
i 9.538975784816678 1.0103e-05 deg
node 307.4321004266884 5.7993e-05 deg
peri 283.1167642132741 7.289e-05 deg
M 110.9581169260142 3.4574e-05 deg
tp 2458498.861663489499
(2019-Jan-15.36166349)
0.00016078 TDB
period 1627.549260449291
4.46
5.7115e-05
1.564e-07
d
yr
n .2211914617568139 7.7622e-09 deg/d
Q 3.158630672408176 7.3897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      69  
   data-arc span      4639 days (12.70 yr)  
   first obs. used      2006-09-17  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60272  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:19  

Additional Information
 Earth MOID = 1.2696 au 
 Jupiter MOID = 1.97335 au 
 T_jup = 3.325 
[ show covariance matrix ]

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 17.1   n/a MPO434639  

441708 (2009 AB32)          Discovered 2009-Jan-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1905-Feb-02 10:34 00:12 Jupiter 1.96368105935358 1.96367989877839 1.96368221992777 1.7162141467747 1.4431571348606 2416878.940258279 11.6937876320345 189.593322001835 98.7602653300319 46.7030939905508 1005338.79465706 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:42:21 2019-Sep-24 07:42
1940-Nov-08 07:58 00:08 Jupiter 1.95904861967718 1.95904729173382 1.9590499476173 1.69699990328899 1.4195352213332 2429941.832101978 7.69717398750011 199.131612149534 110.566126183799 9.0102742962691 578250.39262388 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:42:21 2019-Sep-24 07:42
1976-Aug-16 03:47 00:04 Jupiter 1.96695855676634 1.96695719367641 1.96695991985337 1.80864691656721 1.55240222394891 2443006.657894188 3.80580831730774 194.638448795891 89.877968863666 -29.5532395801008 602301.928075692 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:42:21 2019-Sep-24 07:42
2012-May-23 14:18 < 00:01 Jupiter 1.97086867310192 1.97086751999714 1.97086982620615 1.97632782605277 1.74537370097885 2456071.095653390 0.509895972487133 112.94953385183 62.1305410925958 -56.6169331337027 1029939.65472744 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:42:21 2019-Sep-24 07:42
2048-Feb-29 05:16 00:04 Jupiter 1.98262567324851 1.98262473458351 1.98262661191384 2.20057745006816 1.99702175569236 2469135.719313816 3.84078839993865 208.568031694311 40.2729773742364 -65.3604097115288 1092611.35960117 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 07:42:21 2019-Sep-24 07:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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