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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 | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04306915815332552 3.1658e-08  
a 2.547271052129346 7.4325e-09 au
q 2.437562232325799 8.0841e-08 au
i 3.220493451722626 3.8067e-06 deg
node 152.0313119240115 5.6893e-05 deg
peri 60.11823883625718 7.1551e-05 deg
M 62.66769756982419 4.2782e-05 deg
tp 2458742.004846317027
(2019-Sep-15.50484632)
0.00017646 TDB
period 1484.947731200513
4.07
6.4992e-06
1.779e-08
d
yr
n .2424327755354434 1.0611e-09 deg/d
Q 2.656979871932892 7.7526e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3353  
   data-arc span      30186 days (82.64 yr)  
   first obs. used      1938-03-08  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:14:20  

Additional Information
 Earth MOID = 1.43322 au 
 Jupiter MOID = 2.30313 au 
 T_jup = 3.439 
[ 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 12.1   n/a MPO473790  
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. 2019-August); 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

[ hide close-approach data ]
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
2144-May-06 05:14 00:01 David 0.0220145592668706 0.0220120820809687 0.022017041121276 5.157420386963 5.15742025390515 2504265.717798070 1.49010224465264 525.431067894057 17.9600245643367 76.5355549330363 178234.096077439 T 40 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:30 2020-Nov-13 04:14

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 | Close-Approach Data ]
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