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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2445286621183733 5.7211e-08  
a 2.190483418431957 7.749e-09 AU
q 1.65484743873031 1.2461e-07 AU
i 5.688150356632843 5.3882e-06 deg
node 109.3114581091998 5.6338e-05 deg
peri 234.3399010958659 5.7275e-05 deg
M 31.92107427590145 1.1148e-05 deg
tp 2456895.501431095407
(2014-Aug-26.00143110)
3.642e-05 JED
period 1184.154533113247
3.24
6.2836e-06
1.72e-08
d
yr
n .3040143747569231 1.6132e-09 deg/d
Q 2.726119398133604 9.6439e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1214  
   data-arc span      23783 days (65.11 yr)  
   first obs. used      1949-07-25  
   last obs. used      2014-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51163  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:48:01  

Additional Information
 Earth MOID = .655088 AU 
 T_jup = 3.628 
[ 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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