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JPL Small-Body Database Browser
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2057 Rosemary (1934 RQ)
Classification: Main-belt Asteroid          SPK-ID: 2002057
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2276898221240159 4.1283e-08  
a 3.089655797402787 1.5983e-08 au
q 2.386172618467711 1.2877e-07 au
i 1.425420175915885 4.7966e-06 deg
node 14.78154960283332 0.00015004 deg
peri 18.52913763359637 0.0001503 deg
M 289.548157263163 1.0285e-05 deg
tp 2459388.698124198188
(2021-Jun-23.19812420)
5.8397e-05 TDB
period 1983.643284298029
5.43
1.5393e-05
4.214e-08
d
yr
n .1814842430842583 1.4083e-09 deg/d
Q 3.793138976337862 1.9623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2062  
   data-arc span      31026 days (84.94 yr)  
   first obs. used      1934-09-07  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49092  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:11:36  

Additional Information
 Earth MOID = 1.39253 au 
 Jupiter MOID = 1.65177 au 
 T_jup = 3.184 
[ 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 12.5   n/a MPO435716  
diameter diameter 12.515 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.124   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2057 Rosemary (1934 RQ)          Discovered 1934-Sep-07 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1934 RQ = 1967 TH = 1977 SR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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