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305056 (2007 UD65)
Classification: Main-belt Asteroid          SPK-ID: 2305056
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1433667332709298 6.6579e-08  
a 2.472131917896032 1.8498e-08 au
q 2.117710440612479 1.6499e-07 au
i 1.854320292807256 5.7154e-06 deg
node 188.7001501355242 0.0002171 deg
peri 265.361253560474 0.00021803 deg
M 41.36604393525412 2.0826e-05 deg
tp 2458837.364913420692
(2019-Dec-19.86491342)		 8.1453e-05 TDB
period 1419.73042576836
3.89		 1.5935e-05
4.363e-08		 d
yr
n .253569264605404 2.8461e-09 deg/d
Q 2.826553395179584 2.1151e-08 au
   Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      8899 days (24.36 yr)  
   first obs. used      1995-09-17  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51884  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:52:48  

Additional Information
 Earth MOID = 1.1354 au 
 Jupiter MOID = 2.34186 au 
 T_jup = 3.468 
[ 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 17.5   n/a MPO455248  

305056 (2007 UD65)          Discovered 2007-Oct-30 by CSS at Catalina
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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
1909-Sep-12 21:17 00:40 Psych 0.038082444555169 0.0380727380681772 0.0380921512652102 1.72502375172491 1.72502356754881 2418562.386806794 39.6260045810716 502.986836905112 90.0621347139045 -17.1430236811436 21455.0713676677 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:52:50 2020-Feb-25 17:52
2093-Jan-19 18:49 00:02 Amphi 0.00716609529214522 0.00714961249853128 0.00718263318779812 2.98448391495524 2.9844836461602 2485532.284101972 2.3369364925351 1297.41038787195 133.807834796632 -51.0314146490152 6244.21680121079 T 11 CATAB v2.0f-lin.ifort 2020-Feb-25 17:52:50 2020-Feb-25 17:52
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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