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115839 (2003 UD262)
Classification: Main-belt Asteroid          SPK-ID: 2115839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0363331133000401 4.3191e-08  
a 2.802645797194675 2.0477e-08 au
q 2.70081694990532 1.2181e-07 au
i 8.396085275370686 5.2103e-06 deg
node 50.80259452201747 2.7449e-05 deg
peri 19.2024033743347 6.8095e-05 deg
M 221.9070808637788 6.219e-05 deg
tp 2459857.884799700720
(2022-Oct-05.38479970)
0.00029678 TDB
period 1713.762945794552
4.69
1.8782e-05
5.142e-08
d
yr
n .2100640586747504 2.3022e-09 deg/d
Q 2.904474644484031 2.1221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      748  
   data-arc span      8844 days (24.21 yr)  
   first obs. used      1996-03-25  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53283  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:25  

Additional Information
 Earth MOID = 1.7148 au 
 Jupiter MOID = 2.21974 au 
 T_jup = 3.308 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457189.5 (2015-Jun-16.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03841585632217014 4.2933e-08  
q 2.691855365713277 1.2113e-07 au
tp 2456440.331689557989
(2013-May-27.83168956)
0.00028042 TDB
node 50.85179913513019 2.7418e-05 deg
peri 20.42830401238827 6.5307e-05 deg
i 8.403877845058709 5.2147e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      748  
   data-arc span      8844 days (24.21 yr)  
   first obs. used      1996-03-25  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53283  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:25  

Additional Information
 Jupiter MOID = 2.21974 au 
 T_jup = 3.308 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.843269848348633E-15 -5.129562226741331E-15 -3.765500311601437E-12 6.015206854985475E-15 -8.120657265712427E-13 5.473265713724264E-16
q -5.129562226741331E-15 1.467314982753422E-14 1.033380610332739E-11 -1.775647040780226E-14 2.262572775645375E-12 -7.67915801447208E-16
tp -3.765500311601437E-12 1.033380610332739E-11 7.863586954722532E-8 -3.085755807532118E-11 1.662929657922139E-8 -3.579986219277754E-12
node 6.015206854985475E-15 -1.775647040780226E-14 -3.085755807532118E-11 7.517396158427245E-10 -7.500677841924128E-10 -2.34357457125554E-11
peri -8.120657265712427E-13 2.262572775645375E-12 1.662929657922139E-8 -7.500677841924128E-10 4.264942606252787E-9 2.253103410546201E-11
i 5.473265713724264E-16 -7.67915801447208E-16 -3.579986219277754E-12 -2.34357457125554E-11 2.253103410546201E-11 2.719341626389154E-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 15.06   n/a E2021B55  
diameter diameter 4.784 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115839 (2003 UD262)          Discovered 2003-Oct-26 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 UD262 = 1996 FB24 = 1996 FM15 = 1998 SD64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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