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541419 (2011 HO46)
Classification: Main-belt Asteroid          SPK-ID: 2541419
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03064041818156069 7.5295e-08  
a 3.182807058400796 6.937e-08 au
q 3.085284519140173 2.4544e-07 au
i 11.82582711207976 7.0235e-06 deg
node 83.37780643589272 3.8989e-05 deg
peri 332.9345880491703 0.0001701 deg
M 83.19771734612436 0.00015932 deg
tp 2458917.183029404619
(2020-Mar-08.68302940)
0.00092703 TDB
period 2074.024563636364
5.68
6.7806e-05
1.856e-07
d
yr
n .1735755720119419 5.6747e-09 deg/d
Q 3.28032959766142 7.1495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4483 days (12.27 yr)  
   first obs. used      2008-11-02  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58746  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:11  

Additional Information
 Earth MOID = 2.1027 au 
 Jupiter MOID = 1.94835 au 
 T_jup = 3.165 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458098.5 (2017-Dec-11.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02956209142664935 7.4925e-08  
q 3.086472672305068 2.4408e-07 au
tp 2458921.034321826296
(2020-Mar-12.53432183)
0.00096509 TDB
node 83.38275050419338 3.8987e-05 deg
peri 333.6002768816931 0.00017679 deg
i 11.82816500714427 7.0252e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4483 days (12.27 yr)  
   first obs. used      2008-11-02  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58746  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:11  

Additional Information
 Jupiter MOID = 1.94835 au 
 T_jup = 3.165 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.613780382220441E-15 -1.757876528217525E-14 -1.988311088011387E-11 -1.670619328962084E-14 -3.691035534286148E-12 -2.482447497750154E-15
q -1.757876528217525E-14 5.957277795409368E-14 2.443714858883561E-11 2.504530142463041E-14 4.616957516971926E-12 2.38240562411118E-14
tp -1.988311088011387E-11 2.443714858883561E-11 9.314055668056371E-7 7.768681964467045E-10 1.664801665599446E-7 -2.326019157434284E-10
node -1.670619328962084E-14 2.504530142463041E-14 7.768681964467045E-10 1.520001076353878E-9 -1.347562188643205E-9 -3.235092184839757E-11
peri -3.691035534286148E-12 4.616957516971926E-12 1.664801665599446E-7 -1.347562188643205E-9 3.125600966341085E-8 -1.028721797681445E-11
i -2.482447497750154E-15 2.38240562411118E-14 -2.326019157434284E-10 -3.235092184839757E-11 -1.028721797681445E-11 4.935351285464855E-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 16.63   .40131 MPCxxxxx autocmod 2.8

541419 (2011 HO46)          Discovered 2008-Nov-02 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

[ 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
2059-Nov-06 04:18 00:04 Jupiter 1.99331324307712 1.99331247687604 1.99331400927831 4.67798665084025 4.58625066667295 2473403.679116561 3.84585893076162 116.859719195315 34.4266978110171 -85.2079302437667 1964471.75126688 T 6 CATAB v2.0g-lin.ifort 2021-Apr-14 20:23:11 2021-Apr-14 20:23
2190-Jun-14 09:53 00:16 Jupiter 1.98792337089892 1.98792230723788 1.9879244345673 4.74988330335585 4.65931574642724 2521105.911948780 15.800123148994 273.966717373645 33.5819137935002 -83.8243436734329 1672887.11468725 T 6 CATAB v2.0g-lin.ifort 2021-Apr-14 20:23:11 2021-Apr-14 20:23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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