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135761 (2002 RZ20)
Classification: Main-belt Asteroid          SPK-ID: 2135761
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2840647080430091 4.0246e-08  
a 2.640344653232938 1.1116e-08 au
q 1.890315920179403 1.0703e-07 au
i 12.15250326017221 5.757e-06 deg
node 1.019531788260402 1.6526e-05 deg
peri 39.46003838010144 1.9335e-05 deg
M 64.62221708956694 8.7989e-06 deg
tp 2458919.200661558139
(2020-Mar-10.70066156)
3.7487e-05 TDB
period 1567.073467917575
4.29
9.8964e-06
2.709e-08
d
yr
n .2297275828927091 1.4508e-09 deg/d
Q 3.390373386286472 1.4274e-08 au
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      8187 days (22.41 yr)  
   first obs. used      1998-11-14  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54093  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:50  

Additional Information
 Earth MOID = .912117 au 
 Jupiter MOID = 2.14354 au 
 T_jup = 3.306 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457647.5 (2016-Sep-16.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2835826680105109 4.103e-08  
q 1.891397934429719 1.0944e-07 au
tp 2457346.707889578291
(2015-Nov-20.20788958)
3.412e-05 TDB
node 1.275483897635699 1.6424e-05 deg
peri 38.42285623195078 1.932e-05 deg
i 12.20148245810143 5.7711e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      8187 days (22.41 yr)  
   first obs. used      1998-11-14  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54093  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:50  

Additional Information
 Jupiter MOID = 2.14354 au 
 T_jup = 3.306 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.683477004489632E-15 -4.47824658573635E-15 -7.379434167796372E-13 1.731670417237599E-14 -2.47899046963589E-13 -6.361427968043344E-15
q -4.47824658573635E-15 1.197751215863292E-14 2.024740034347576E-12 -4.756025669410883E-14 6.797708609094983E-13 1.752934197432117E-14
tp -7.379434167796372E-13 2.024740034347576E-12 1.164166662714652E-9 -1.556560987032003E-11 3.544471167862792E-10 4.139767147994099E-12
node 1.731670417237599E-14 -4.756025669410883E-14 -1.556560987032003E-11 2.697466863651865E-10 -2.673300306942396E-10 -1.04867093571137E-11
peri -2.47899046963589E-13 6.797708609094983E-13 3.544471167862792E-10 -2.673300306942396E-10 3.732700112731866E-10 1.130092963148212E-11
i -6.361427968043344E-15 1.752934197432117E-14 4.139767147994099E-12 -1.04867093571137E-11 1.130092963148212E-11 3.330606626039696E-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 15.35   n/a MPCxxxxx  

135761 (2002 RZ20)          Discovered 2002-Sep-04 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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