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109653 (2001 RS7)
Classification: Main-belt Asteroid          SPK-ID: 2109653
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03773048570776844 4.7574e-08  
a 2.372518385068701 1.556e-08 au
q 2.283002114049449 1.1166e-07 au
i 6.478758282757055 5.6026e-06 deg
node 292.8295915671555 5.1825e-05 deg
peri 155.6867753078841 0.00010097 deg
M 187.9900358295513 8.6589e-05 deg
tp 2459238.269742490397
(2021-Jan-23.76974249)
0.00032197 TDB
period 1334.789576893521
3.65
1.3131e-05
3.595e-08
d
yr
n .2697054324006892 2.6533e-09 deg/d
Q 2.462034656087954 1.6147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      513  
   data-arc span      8093 days (22.16 yr)  
   first obs. used      1996-03-19  
   last obs. used      2018-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5883  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 04:18:31  

Additional Information
 Earth MOID = 1.30126 au 
 Jupiter MOID = 2.61826 au 
 T_jup = 3.534 
[ 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 15.8   n/a MPO436526  
diameter diameter 3.356 km 0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.499 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.099   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109653 (2001 RS7)          Discovered 2001-Sep-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 RS7 = 2000 JL64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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