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1907 Rudneva (1972 RC2)
Classification: Main-belt Asteroid          SPK-ID: 2001907
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04407910672364756 9.2831e-09  
a 2.54520455365672 6.8404e-09 au
q 2.433014210502571 2.2588e-08 au
i 3.22368467938363 5.9973e-07 deg
node 152.0124614237192 1.1708e-05 deg
peri 59.28651419417726 2.6523e-05 deg
M 159.5010724980789 2.2697e-05 deg
tp 2458739.381686203260
(2019-Sep-12.88168620)
9.3734e-05 TDB
period 1483.14108025622
4.06
5.9791e-06
1.637e-08
d
yr
n .2427280889137049 9.7852e-10 deg/d
Q 2.657394896810868 7.1419e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3475  
   data-arc span      30427 days (83.30 yr)  
   first obs. used      1938-03-08  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43385  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 13:22:57  

Additional Information
 Earth MOID = 1.42948 au 
 Jupiter MOID = 2.30027 au 
 T_jup = 3.440 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.16   n/a E2021B10  
diameter diameter 10.977 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 44. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.232   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1907 Rudneva (1972 RC2)          Discovered 1972-Sep-11 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1972 RC2 = 1935 QX = 1938 EY = 1938 FK = 1942 EH = 1942 EM1 = 1950 EP = 1950 FB = 1950 HL = 1958 DD = 1958 FN = 1970 CP 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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