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15871 (1996 QX1)
Classification: Main-belt Asteroid          SPK-ID: 2015871
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772659881826248 3.4413e-08  
a 2.694491429816657 1.1929e-08 au
q 2.216849743860593 9.3511e-08 au
i 12.15634114588332 4.6427e-06 deg
node 312.1573670862592 1.7157e-05 deg
peri 85.21847274433004 2.1646e-05 deg
M 174.2055444877652 1.3601e-05 deg
tp 2458614.740604793564
(2019-May-11.24060479)
5.9292e-05 TDB
period 1615.524827879876
4.42
1.0728e-05
2.937e-08
d
yr
n .2228378009346002 1.4798e-09 deg/d
Q 3.17213311577272 1.4044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2109  
   data-arc span      15172 days (41.54 yr)  
   first obs. used      1979-12-24  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:04:39  

Additional Information
 Earth MOID = 1.26239 au 
 Jupiter MOID = 2.38974 au 
 T_jup = 3.316 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457383.5 (2015-Dec-27.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1746306908507818 3.4286e-08  
q 2.22620569964877 9.2923e-08 au
tp 2456995.485638816270
(2014-Dec-03.98563882)
5.856e-05 TDB
node 312.3397224289623 1.7101e-05 deg
peri 84.79736866132188 2.1792e-05 deg
i 12.1701919568815 4.6479e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2109  
   data-arc span      15172 days (41.54 yr)  
   first obs. used      1979-12-24  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:04:39  

Additional Information
 Jupiter MOID = 2.38974 au 
 T_jup = 3.316 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.175529162045157E-15 -3.167993951130175E-15 -6.642298931366003E-13 -6.022667205216083E-16 -1.851260426770186E-13 7.40612450038503E-16
q -3.167993951130175E-15 8.634717009328938E-15 1.859347622418131E-12 7.488394999196816E-16 5.199726072562827E-13 -2.083097825511627E-15
tp -6.642298931366003E-13 1.859347622418131E-12 3.42925438021633E-9 -1.121090371184718E-11 8.025569334927778E-10 -2.615360193542657E-12
node -6.022667205216083E-16 7.488394999196816E-16 -1.121090371184718E-11 2.924347889870044E-10 -2.878250268213283E-10 2.519688472160484E-11
peri -1.851260426770186E-13 5.199726072562827E-13 8.025569334927778E-10 -2.878250268213283E-10 4.748697310367428E-10 -2.520979619077374E-11
i 7.40612450038503E-16 -2.083097825511627E-15 -2.615360193542657E-12 2.519688472160484E-11 -2.520979619077374E-11 2.160266980534443E-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 13.30   n/a MPO614063  
diameter diameter 7.167 km 0.394 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.198   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15871 (1996 QX1)          Discovered 1996-Aug-24 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 QX1 = 1979 YR2 = 1998 BU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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