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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1644896693900294 5.2941e-08  
a 2.675113494833251 1.9941e-08 au
q 2.235084960487324 1.4507e-07 au
i 3.269038429133764 5.1827e-06 deg
node 287.2135346849685 0.00012431 deg
peri 127.286822335978 0.00012664 deg
M 182.5007205305928 2.2823e-05 deg
tp 2459788.463025107743
(2022-Jul-27.96302511)
0.00010453 TDB
period 1598.128679095165
4.38
1.7869e-05
4.892e-08
d
yr
n .2252634626417105 2.5188e-09 deg/d
Q 3.115142029179179 2.3221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   data-arc span      8062 days (22.07 yr)  
   first obs. used      1997-02-01  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59197  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:27:14  

Additional Information
 Earth MOID = 1.24848 au 
 Jupiter MOID = 2.23974 au 
 T_jup = 3.357 
[ show covariance matrix ]

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1964-Jul-15 09:50 00:05 Psych 0.0493032837692507 0.0492923611954816 0.0493142066532223 2.03469406618985 2.03469394558127 2438591.909400787 4.91046870706406 576.687777490688 53.756577928464 -19.8567756658665 47964.2014215446 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 03:27:17 2020-Feb-25 03:27
2034-May-03 09:19 00:01 Hygie 0.0172472478896437 0.0172421492897007 0.0172523476479195 4.03617439018481 4.03617383515958 2464085.888468192 1.39004618848577 347.832021233178 89.459886014836 45.0250807873586 21026.9313635315 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 03:27:17 2020-Feb-25 03:27
2049-Aug-01 09:33 00:02 Hebe 0.0390291576102454 0.0390205890748956 0.039037727208634 5.86605029726301 5.86605027010971 2469654.898164655 1.86553454171623 535.847516590184 51.7718222130017 -37.3397692465755 68928.3936544858 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 03:27:17 2020-Feb-25 03:27

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