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146118 (2000 RZ2)
Classification: Main-belt Asteroid          SPK-ID: 2146118
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1197332434620467 4.2576e-08  
a 2.978877400724414 1.9953e-08 au
q 2.622206747659889 1.3316e-07 au
i 11.12162271918351 6.575e-06 deg
node 2.797796252302482 2.2618e-05 deg
peri 49.05112457257932 4.5001e-05 deg
M 305.8303619634655 4.2338e-05 deg
tp 2459483.073092268077
(2021-Sep-25.57309227)
0.0002228 TDB
period 1877.921228639163
5.14
1.8868e-05
5.166e-08
d
yr
n .1917013315094555 1.9261e-09 deg/d
Q 3.33554805378894 2.2342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      7428 days (20.34 yr)  
   first obs. used      2000-09-01  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:59:47  

Additional Information
 Earth MOID = 1.64593 au 
 Jupiter MOID = 2.14073 au 
 T_jup = 3.221 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457037.5 (2015-Jan-15.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1235130516790101 4.4085e-08  
q 2.610456905582404 1.3927e-07 au
tp 2457596.184209326587
(2016-Jul-26.68420933)
0.00019892 TDB
node 3.190710155127301 2.2621e-05 deg
peri 47.287892561547 4.3383e-05 deg
i 11.13509126396295 6.57e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      7428 days (20.34 yr)  
   first obs. used      2000-09-01  
   last obs. used      2021-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:59:47  

Additional Information
 Jupiter MOID = 2.14073 au 
 T_jup = 3.221 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.943490709891597E-15 -6.095242152035267E-15 -4.861226664631597E-12 -3.711347603024618E-15 -8.58372696170015E-13 -3.801117629209905E-15
q -6.095242152035267E-15 1.939564478991423E-14 1.699902725733186E-11 1.11818248733947E-14 3.011826396458753E-12 1.362716843976784E-14
tp -4.861226664631597E-12 1.699902725733186E-11 3.956798696500436E-8 2.281677504558119E-11 7.377573391408389E-9 3.049619165783383E-11
node -3.711347603024618E-15 1.11818248733947E-14 2.281677504558119E-11 5.117175544937253E-10 -4.972671002282969E-10 -5.76064829875822E-11
peri -8.58372696170015E-13 3.011826396458753E-12 7.377573391408389E-9 -4.972671002282969E-10 1.882046472493212E-9 6.220272897627572E-11
i -3.801117629209905E-15 1.362716843976784E-14 3.049619165783383E-11 -5.76064829875822E-11 6.220272897627572E-11 4.316496197681407E-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 14.74   n/a E2021B55  
diameter diameter 4.435 km 0.816 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146118 (2000 RZ2)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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