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294210 (2007 UA)
Classification: Main-belt Asteroid          SPK-ID: 2294210
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2766005038534813 6.2759e-08  
a 2.715292027037862 1.8971e-08 au
q 1.964240884249848 1.7416e-07 au
i 7.14330846299284 7.2814e-06 deg
node 72.16551064693725 4.6675e-05 deg
peri 296.3206834653973 4.8037e-05 deg
M 304.5419830875677 1.0913e-05 deg
tp 2459252.259042712532
(2021-Feb-06.75904271)
5.0827e-05 TDB
period 1634.267873653337
4.47
1.7127e-05
4.689e-08
d
yr
n .2202821249831186 2.3085e-09 deg/d
Q 3.466343169825875 2.4218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      7932 days (21.72 yr)  
   first obs. used      1998-09-27  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6194  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:17:08  

Additional Information
 Earth MOID = .976449 au 
 Jupiter MOID = 2.03276 au 
 T_jup = 3.294 
[ 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 16.6   n/a MPO440397  

294210 (2007 UA)          Discovered 2007-Oct-16 by Lowe, A. at Mayhill
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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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
1957-Jul-08 04:34 00:06 Iris 0.0377340749525573 0.0377169831299172 0.0377511708826367 4.59936056340522 4.59936053028129 2436027.690377243 5.6810732947629 1056.52255133387 96.9936284204918 -36.4229416749354 34806.4073431574 T 9 CATAB v2.0f-lin.ifort 2020-Jun-24 05:17:14 2020-Jun-24 05:17
1988-Apr-11 10:37 00:02 Psych 0.0466108036461431 0.0466049258411627 0.0466166826171811 2.76404396329807 2.76404386938595 2447262.942209902 2.28650767195096 483.560113326487 88.940758697506 54.1108777199074 63954.3408978241 T 9 CATAB v2.0f-lin.ifort 2020-Jun-24 05:17:14 2020-Jun-24 05:17
2073-Mar-19 05:14 00:02 Psych 0.0464675945963849 0.0464436070501432 0.046491589148585 2.96849493787222 2.96849485015867 2478285.718179624 1.71714618310788 1496.50843098412 91.6019599319029 -37.1115917087187 45862.1215737407 T 9 CATAB v2.0f-lin.ifort 2020-Jun-24 05:17:14 2020-Jun-24 05:17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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