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103030 (1999 XH115)
Classification: Main-belt Asteroid          SPK-ID: 2103030
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1572856086475117 4.4095e-08  
a 2.969776356984307 1.8396e-08 au
q 2.502673275129041 1.3301e-07 au
i 3.624991859561454 4.6645e-06 deg
node 6.202253901005365 6.59e-05 deg
peri 107.8474575274489 6.8457e-05 deg
M 359.5462950940758 1.5696e-05 deg
tp 2459202.855890058711
(2020-Dec-19.35589006)
8.1506e-05 TDB
period 1869.321689190086
5.12
1.7369e-05
4.755e-08
d
yr
n .1925832252853044 1.7894e-09 deg/d
Q 3.436879438839575 2.1289e-08 au
  Orbit Determination Parameters
   # obs. used (total)      739  
   data-arc span      9552 days (26.15 yr)  
   first obs. used      1994-11-27  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5413  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:33:06  

Additional Information
 Earth MOID = 1.52195 au 
 Jupiter MOID = 1.67388 au 
 T_jup = 3.241 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457528.5 (2016-May-20.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1559339292616393 4.488e-08  
q 2.508170121763784 1.3575e-07 au
tp 2457337.882696079707
(2015-Nov-11.38269608)
8.1682e-05 TDB
node 6.251728218949239 6.5793e-05 deg
peri 108.5967889107574 6.8341e-05 deg
i 3.628426858401983 4.6666e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      739  
   data-arc span      9552 days (26.15 yr)  
   first obs. used      1994-11-27  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5413  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:33:06  

Additional Information
 Jupiter MOID = 1.67388 au 
 T_jup = 3.241 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.0142362688559E-15 -6.051827100982413E-15 1.815370762783494E-12 -2.340310335231154E-14 4.575912949896682E-13 -2.290964956921006E-15
q -6.051827100982413E-15 1.842683353126592E-14 -5.566147246122663E-12 7.080311388932576E-14 -1.395210451814039E-12 7.304493262857775E-15
tp 1.815370762783494E-12 -5.566147246122663E-12 6.671885975585142E-9 -3.942896899177442E-11 1.526716107192445E-9 -3.314038154083079E-12
node -2.340310335231154E-14 7.080311388932576E-14 -3.942896899177442E-11 4.328721878961221E-9 -4.328817025902243E-9 -7.02292296574776E-11
peri 4.575912949896682E-13 -1.395210451814039E-12 1.526716107192445E-9 -4.328817025902243E-9 4.670554286117767E-9 6.937601101075783E-11
i -2.290964956921006E-15 7.304493262857775E-15 -3.314038154083079E-12 -7.02292296574776E-11 6.937601101075783E-11 2.177754216677052E-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 15.44   n/a E2021B55  
diameter diameter 4.844 km 0.293 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103030 (1999 XH115)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 XH115 = 1994 WY10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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