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215810 (2004 RZ290)
Classification: Main-belt Asteroid          SPK-ID: 2215810
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1644896720136706 4.9967e-08  
a 2.675113495588874 1.961e-08 au
q 2.235084954100116 1.383e-07 au
i 3.269035911277677 4.3624e-06 deg
node 287.2134667058245 0.00010308 deg
peri 127.2868864766117 0.00010434 deg
M 182.5007232811068 1.7763e-05 deg
tp 2459788.463013231390
(2022-Jul-27.96301323)
8.414e-05 TDB
period 1598.128679772286
4.38
1.7573e-05
4.811e-08
d
yr
n .2252634625462674 2.4769e-09 deg/d
Q 3.115142037077631 2.2836e-08 au
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      8543 days (23.39 yr)  
   first obs. used      1997-02-01  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59704  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:39:49  

Additional Information
 Earth MOID = 1.24848 au 
 Jupiter MOID = 2.23974 au 
 T_jup = 3.357 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457642.5 (2016-Sep-11.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1649142848907094 4.9875e-08  
q 2.233784391857847 1.3802e-07 au
tp 2458191.577467312411
(2018-Mar-14.07746731)
7.407e-05 TDB
node 287.2261358901724 0.00010309 deg
peri 127.5627921766099 0.00010435 deg
i 3.269025515923633 4.3624e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      8543 days (23.39 yr)  
   first obs. used      1997-02-01  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59704  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:39:49  

Additional Information
 Jupiter MOID = 2.23974 au 
 T_jup = 3.357 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.487540665371428E-15 -6.837713312098666E-15 -1.454780307239267E-12 8.863092821876932E-15 -3.387906764223474E-13 -1.777940690151112E-15
q -6.837713312098666E-15 1.905086746142857E-14 4.476195933009893E-12 -2.625581889253102E-14 1.01450432524083E-12 5.319383939038265E-15
tp -1.454780307239267E-12 4.476195933009893E-12 5.48631976897831E-9 -2.449807084028567E-11 1.24346971789301E-9 2.759935656157287E-12
node 8.863092821876932E-15 -2.625581889253102E-14 -2.449807084028567E-11 1.062716380588406E-8 -1.061525431858297E-8 -1.902910187134287E-11
peri -3.387906764223474E-13 1.01450432524083E-12 1.24346971789301E-9 -1.061525431858297E-8 1.088987823587343E-8 1.96023581099215E-11
i -1.777940690151112E-15 5.319383939038265E-15 2.759935656157287E-12 -1.902910187134287E-11 1.96023581099215E-11 1.903041451413248E-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 16.5   n/a MPO470317  

215810 (2004 RZ290)          Discovered 2004-Sep-09 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2004 RZ290 = 1997 CH8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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