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434532 (2005 SB255)
Classification: Main-belt Asteroid          SPK-ID: 2434532
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2075273527157689 7.4907e-08  
a 2.331096044307894 1.564e-08 au
q 1.847329853306476 1.7815e-07 au
i 6.742760991895958 8.6234e-06 deg
node 161.3317130337435 6.7698e-05 deg
peri 198.1997191010901 7.1663e-05 deg
M 42.79956674220819 2.5345e-05 deg
tp 2458845.947672446431
(2019-Dec-28.44767245)
9.0527e-05 TDB
period 1299.986008139066
3.56
1.3083e-05
3.582e-08
d
yr
n .2769260574699116 2.787e-09 deg/d
Q 2.814862235309312 1.8886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      7694 days (21.07 yr)  
   first obs. used      1998-10-01  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65875  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:09:09  

Additional Information
 Earth MOID = .844821 au 
 Jupiter MOID = 2.63527 au 
 T_jup = 3.533 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457345.5 (2015-Nov-19.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2088973742689508 7.4925e-08  
q 1.843694736506784 1.784e-07 au
tp 2457546.084881514575
(2016-Jun-06.58488151)
8.1738e-05 TDB
node 161.4109895669876 6.7655e-05 deg
peri 198.1643173260752 7.1545e-05 deg
i 6.745907022676405 8.6268e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      7694 days (21.07 yr)  
   first obs. used      1998-10-01  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65875  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:09:09  

Additional Information
 Jupiter MOID = 2.63527 au 
 T_jup = 3.533 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.61375095738748E-15 -1.333612853972035E-14 -1.899014321957254E-12 -2.789161792594988E-14 -3.896735081399917E-13 -1.112609266550554E-14
q -1.333612853972035E-14 3.182511675097995E-14 4.973385657587973E-12 6.545827253770683E-14 1.042586649312541E-12 2.695173104134937E-14
tp -1.899014321957254E-12 4.973385657587973E-12 6.681045450895585E-9 4.546121439443982E-12 1.945156395771092E-9 1.208199066484309E-11
node -2.789161792594988E-14 6.545827253770683E-14 4.546121439443982E-12 4.577202755987397E-9 -4.541502328633391E-9 -1.088170818906709E-10
peri -3.896735081399917E-13 1.042586649312541E-12 1.945156395771092E-9 -4.541502328633391E-9 5.118615788005708E-9 1.116267604628261E-10
i -1.112609266550554E-14 2.695173104134937E-14 1.208199066484309E-11 -1.088170818906709E-10 1.116267604628261E-10 7.442229535138236E-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 17.7   n/a MPO440802  

434532 (2005 SB255)          Discovered 2005-Aug-26 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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