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26916 (1996 RR2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2026916
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07470866853056901 4.5822e-08  
a 1.905879743058872 6.4375e-09 au
q 1.76349400507556 8.8647e-08 au
i 22.63133142135134 4.8989e-06 deg
node 308.1799981963806 1.0022e-05 deg
peri 257.9267413073055 4.3921e-05 deg
M 8.928571074334155 4.6883e-05 deg
tp 2458576.664672290718
(2019-Apr-03.16467229)
0.00012512 TDB
period 961.040451367117
2.63
4.8692e-06
1.333e-08
d
yr
n .3745940136941022 1.8979e-09 deg/d
Q 2.048265481042183 6.9185e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1252  
   data-arc span      23533 days (64.43 yr)  
   first obs. used      1954-09-27  
   last obs. used      2019-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:00:40  

Additional Information
 Earth MOID = .853396 au 
 Jupiter MOID = 3.07808 au 
 T_jup = 3.844 
[ 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 14.5   n/a MPO365570  
diameter diameter 3.484 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 10.324 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2008) Minor Planet Bull. 35, 95-98.]
[Warner, B.D. (2010) Minor Planet Bull. 37, 24-27.]
[Warner, B.D. (2013) Minor Planet Bull. 40, 71-80.]
geometric albedo albedo 0.333   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

26916 (1996 RR2)          Discovered 1996-Sep-13 by Hergenrother, C. W. at Catalina Station
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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