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JPL Small-Body Database Browser
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6821 Ranevskaya (1986 SZ1)
Classification: Main-belt Asteroid          SPK-ID: 2006821
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516142610698566 3.4988e-08  
a 2.579305338342593 1.0242e-08 au
q 2.188245865396245 8.9671e-08 au
i 12.62066071597456 3.5323e-06 deg
node 256.7876998570011 1.9396e-05 deg
peri 197.8486846118737 2.3286e-05 deg
M 219.2637580573594 1.4187e-05 deg
tp 2459192.001719605168
6.0985e-05 TDB
period 1513.047500192934
n .2379304020224713 1.4172e-09 deg/d
Q 2.970364811288942 1.1795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1741  
   data-arc span      28471 days (77.95 yr)  
   first obs. used      1941-11-16  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40374  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:57:11  

Additional Information
 Earth MOID = 1.20797 au 
 Jupiter MOID = 2.26181 au 
 T_jup = 3.376 
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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 12.6   n/a MPO435764  
rotation period rot_per 2.81 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Carbo, L.; Green, D.; Kragh, K.; Krotz, J.; et al. (2009) Minor Planet Bull. 36, 152-157.]

6821 Ranevskaya (1986 SZ1)          Discovered 1986-Sep-29 by Karachkina, L. G. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
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
2138-Dec-02 12:23 < 00:01 Psych 0.0438581564997125 0.0438571844477187 0.0438591285774209 4.79561179776317 4.79561174023789 2502284.016164024 0.73608416982788 728.528806230214 48.3150098977754 -89.7197068598392 135709.52793269 T 26 CATAB v2.0f-lin.ifort 2019-Nov-07 02:57:16 2019-Nov-07 02:57

Alternate Designations
 1986 SZ1 = 1938 BJ = 1941 WM = 1992 AS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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