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52981 (1998 UX15)
Classification: Main-belt Asteroid          SPK-ID: 2052981
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1180488782700742 4.5608e-08  
a 2.530489863039843 8.6926e-09 au
q 2.231768373234196 1.1662e-07 au
i 2.568435048953547 6.8269e-06 deg
node 48.20690141744959 9.3779e-05 deg
peri 41.43178558724281 0.00010867 deg
M 191.1632564031079 5.1715e-05 deg
tp 2460086.056403955909
(2023-May-21.55640396)
0.00021232 TDB
period 1470.297875543109
4.03
7.5761e-06
2.074e-08
d
yr
n .2448483439908533 1.2616e-09 deg/d
Q 2.82921135284549 9.7188e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1644  
   data-arc span      15537 days (42.54 yr)  
   first obs. used      1978-11-29  
   last obs. used      2021-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53955  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:23:31  

Additional Information
 Earth MOID = 1.24906 au 
 Jupiter MOID = 2.34004 au 
 T_jup = 3.440 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456619.5 (2013-Nov-23.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1175109296938087 4.4252e-08  
q 2.233542589961436 1.1224e-07 au
tp 2457147.816151145796
(2015-May-05.31615115)
0.00021025 TDB
node 48.25489817418153 9.3755e-05 deg
peri 41.90454552167819 0.00010876 deg
i 2.568405330123478 6.8233e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1644  
   data-arc span      15537 days (42.54 yr)  
   first obs. used      1978-11-29  
   last obs. used      2021-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53955  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:23:31  

Additional Information
 Jupiter MOID = 2.34004 au 
 T_jup = 3.440 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.95823056123133E-15 -4.955146821794326E-15 -7.466218430197026E-12 -1.778216866282428E-14 -1.955725073319765E-12 4.312048605152177E-15
q -4.955146821794326E-15 1.259688530193772E-14 1.906616690714338E-11 4.636418217936971E-14 4.987239035801986E-12 -1.106559594033104E-14
tp -7.466218430197026E-12 1.906616690714338E-11 4.420330937858716E-8 7.883178635613793E-11 1.16114643685538E-8 -2.350598647688286E-11
node -1.778216866282428E-14 4.636418217936971E-14 7.883178635613793E-11 8.789951209394122E-9 -8.75991266850085E-9 -4.20994168425598E-10
peri -1.955725073319765E-12 4.987239035801986E-12 1.16114643685538E-8 -8.75991266850085E-9 1.182977114448134E-8 4.143565724586667E-10
i 4.312048605152177E-15 -1.106559594033104E-14 -2.350598647688286E-11 -4.20994168425598E-10 4.143565724586667E-10 4.655804016367463E-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 15.06   n/a E2021B10  
diameter diameter 2.414 km 0.309 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.332   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52981 (1998 UX15)          Discovered 1998-Oct-24 by Korlevic, K. at Visnjan
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 UX15 = 1978 WP3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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