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305605 (2008 YZ152)
Classification: Main-belt Asteroid          SPK-ID: 2305605
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2335213408241076 6.0585e-08  
a 2.302343843055652 1.0444e-08 au
q 1.764697421787167 1.3976e-07 au
i 3.134112147308371 4.4738e-06 deg
node 339.8604221790295 0.00011225 deg
peri 35.76244591458037 0.00011279 deg
M 180.7922110946272 1.1217e-05 deg
tp 2459635.696480677970
(2022-Feb-25.19648068)
4.1515e-05 TDB
period 1276.008896939265
3.49
8.6828e-06
2.377e-08
d
yr
n .2821296942862423 1.9198e-09 deg/d
Q 2.839990264324136 1.2883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      8776 days (24.03 yr)  
   first obs. used      1995-01-29  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58896  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:12:51  

Additional Information
 Earth MOID = .766914 au 
 Jupiter MOID = 2.63151 au 
 T_jup = 3.552 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457051.5 (2015-Jan-29.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2327310642975903 6.0535e-08  
q 1.767067681732809 1.3959e-07 au
tp 2457080.968993382212
(2015-Feb-27.46899338)
3.7273e-05 TDB
node 339.9577225967947 0.00011191 deg
peri 35.29608546555774 0.00011247 deg
i 3.139922336693627 4.4763e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      8776 days (24.03 yr)  
   first obs. used      1995-01-29  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58896  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:12:51  

Additional Information
 Jupiter MOID = 2.63151 au 
 T_jup = 3.552 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.664505709073278E-15 -8.436412452024562E-15 5.066412942895544E-13 1.237496952176685E-13 -1.515426448802494E-13 -9.741818888156997E-15
q -8.436412452024562E-15 1.948654941709725E-14 -1.147727252134774E-12 -2.855191240813074E-13 3.551640645058859E-13 2.251607866081994E-14
tp 5.066412942895544E-13 -1.147727252134774E-12 1.389301850285224E-9 3.76183601715729E-11 4.239661799632242E-10 -3.7120025359884E-12
node 1.237496952176685E-13 -2.855191240813074E-13 3.76183601715729E-11 1.252374432308668E-8 -1.249794389763796E-8 9.255202052466303E-11
peri -1.515426448802494E-13 3.551640645058859E-13 4.239661799632242E-10 -1.249794389763796E-8 1.264934712889888E-8 -9.315418424957938E-11
i -9.741818888156997E-15 2.251607866081994E-14 -3.7120025359884E-12 9.255202052466303E-11 -9.315418424957938E-11 2.003690157312207E-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 17.7   n/a MPO455251  

305605 (2008 YZ152)          Discovered 2008-Dec-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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