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135708 (2002 PO44)
Classification: Main-belt Asteroid          SPK-ID: 2135708
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2843056923949165 5.0231e-08  
a 2.664226166143457 1.2114e-08 au
q 1.906771501281388 1.3198e-07 au
i 14.01904754830487 4.3904e-06 deg
node 22.43393316903292 1.7849e-05 deg
peri 345.9915538366658 1.9414e-05 deg
M 75.77479988465009 8.5876e-06 deg
tp 2458866.168452759100
(2020-Jan-17.66845276)
3.6465e-05 TDB
period 1588.382380289275
4.35
1.0833e-05
2.966e-08
d
yr
n .2266456770531772 1.5457e-09 deg/d
Q 3.421680831005527 1.5558e-08 au
  Orbit Determination Parameters
   # obs. used (total)      727  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52687  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:44  

Additional Information
 Earth MOID = .908437 au 
 Jupiter MOID = 2.0466 au 
 T_jup = 3.284 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457726.5 (2016-Dec-04.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2871997358954446 5.0651e-08  
q 1.896755696062476 1.3346e-07 au
tp 2457276.981914397641
(2015-Sep-11.48191440)
3.0107e-05 TDB
node 22.51699639826899 1.7797e-05 deg
peri 345.6192126239847 1.9293e-05 deg
i 14.05574720471177 4.3997e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      727  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52687  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:44  

Additional Information
 Jupiter MOID = 2.0466 au 
 T_jup = 3.284 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.565527499694846E-15 -6.74667293480996E-15 1.005862642162087E-13 9.67734734257134E-15 -1.155830565908194E-13 1.443642406431141E-15
q -6.74667293480996E-15 1.78112443194585E-14 -1.705003317244447E-13 -2.603863968375271E-14 3.286165526332047E-13 -4.265295930797613E-15
tp 1.005862642162087E-13 -1.705003317244447E-13 9.064545956450953E-10 -2.210458916303044E-12 2.294614436268606E-10 -4.19511865500049E-12
node 9.67734734257134E-15 -2.603863968375271E-14 -2.210458916303044E-12 3.16733170747157E-10 -3.07496313006407E-10 -7.542733384493572E-12
peri -1.155830565908194E-13 3.286165526332047E-13 2.294614436268606E-10 -3.07496313006407E-10 3.72234215025487E-10 6.197968499569328E-12
i 1.443642406431141E-15 -4.265295930797613E-15 -4.19511865500049E-12 -7.542733384493572E-12 6.197968499569328E-12 1.935763976995888E-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 15.48   n/a MPCxxxxx  
diameter diameter 4.722 km 1.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.050   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

135708 (2002 PO44)          Discovered 2002-Aug-05 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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