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JPL Small-Body Database Browser
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921 Jovita (A919 RD)
Classification: Main-belt Asteroid          SPK-ID: 2000921
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 51 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .184316917828971 3.4668e-08  
a 3.169376528180701 1.3724e-08 au
q 2.585206815066949 1.131e-07 au
i 16.33629476552213 3.6426e-06 deg
node 204.9085642739625 1.407e-05 deg
peri 70.87175659318484 1.8615e-05 deg
M 261.3197077234512 1.4105e-05 deg
tp 2459165.420206487045
(2020-Nov-11.92020649)
8.3377e-05 TDB
period 2060.910741583476
5.64
1.3386e-05
3.665e-08
d
yr
n .1746800541800264 1.1346e-09 deg/d
Q 3.753546241294453 1.6253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2272  
   data-arc span      36408 days (99.68 yr)  
   first obs. used      1919-09-05  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44431  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:16:03  

Additional Information
 Earth MOID = 1.62511 au 
 Jupiter MOID = 1.54423 au 
 T_jup = 3.114 
[ 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 10.0   n/a MPO347521  
diameter diameter 55.312 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.64 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2005) Minor Planet Bull. 32, 4-7.]
geometric albedo albedo 0.048   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

921 Jovita (A919 RD)          Discovered 1919-Sep-04 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A919 RD = 1976 WM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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