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5510 (1988 RF7)
Classification: Mars-crossing Asteroid          SPK-ID: 2005510
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2446289382237581 6.0055e-08  
a 2.190769201862115 1.0652e-08 AU
q 1.654843658117276 1.2934e-07 AU
i 5.688182093919704 5.6446e-06 deg
node 109.3124720044485 5.9283e-05 deg
peri 234.3405609199766 6.0714e-05 deg
M 331.1227595628696 1.6768e-05 deg
tp 2456895.505020364811
(2014-Aug-26.00502036)
5.5669e-05 JED
period 1184.386278383964
3.24
8.638e-06
2.365e-08
d
yr
n .3039548891863237 2.2168e-09 deg/d
Q 2.726694745606954 1.3258e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1191  
   data-arc span      23696 days (64.88 yr)  
   first obs. used      1949-07-25  
   last obs. used      2014-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51342  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:31:58  

Additional Information
 Earth MOID = .653388 AU 
 T_jup = 3.627 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4 mag n/a MPO263397  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5510 (1988 RF7)          Discovered 1988-Sep-02 by Debehogne, H. at La Silla (809)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 RF7 = 1936 OJ = 1939 HF = 1949 OD = 1949 OK1 = 1962 PS = 1988 RL7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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