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5412 Rou (1973 SR3)
Classification: Main-belt Asteroid          SPK-ID: 2005412
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1883480212555344 1.3181e-08  
a 2.444158983671669 7.4953e-09 au
q 1.983806475463172 3.1154e-08 au
i 2.402186855289688 5.1827e-07 deg
node 26.41413624919975 1.6142e-05 deg
peri 305.4048470828876 1.6224e-05 deg
M 199.4784424132557 5.0298e-06 deg
tp 2460018.833914682162
(2023-Mar-15.33391468)
2.1053e-05 TDB
period 1395.701690500411
3.82
6.4202e-06
1.758e-08
d
yr
n .257934773920727 1.1865e-09 deg/d
Q 2.904511491880166 8.9071e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2198  
   data-arc span      32754 days (89.68 yr)  
   first obs. used      1931-10-06  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46119  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-07 23:52:48  

Additional Information
 Earth MOID = .973754 au 
 Jupiter MOID = 2.45592 au 
 T_jup = 3.474 
[ 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 14.08   n/a MPCxxxxx  
diameter diameter 4.883 km 0.372 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.78166 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.141   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5412 Rou (1973 SR3)          Discovered 1973-Sep-25 by Zhuravleva, L. V. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1973 SR3 = 1931 TK1 = 1977 VM = 1981 XN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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