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88710 (2001 SL9)
Classification: Apollo [NEO]          SPK-ID: 2088710
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 164 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2700595585503205 5.3776e-08  
a 1.061322350971665 1.5465e-09 AU
q .7747021053886686 5.6937e-08 AU
i 21.89981777313261 7.392e-06 deg
node 202.8640264717228 7.8333e-06 deg
peri 329.2909756364846 1.6381e-05 deg
M 238.4996855487672 2.16e-05 deg
tp 2457135.285847457744
(2015-Apr-22.78584746)
2.4012e-05 JED
period 399.3644403633526
1.09
8.7287e-07
2.39e-09
d
yr
n .9014322849386948 1.9702e-09 deg/d
Q 1.347942596554661 1.9641e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      841  
   data-arc span      21890 days (59.93 yr)  
   first obs. used      1954-11-27  
   last obs. used      2014-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47624  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 15:31:59  

Additional Information
 Earth MOID = .196214 AU 
 T_jup = 5.710 
[ 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 17.6 mag n/a MPO263984  
rotation period rot_per 2.4004 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Pravec, P.; Kusnirak, P.; Warner, B. (2001) IAUC 7742.]
[Pravec, P.; et al. (2006) Icarus 181, 63-93.]
[Warner, B.D. (2014) Minor Planet Bul. 41, 113-124.]

88710 (2001 SL9)          Discovered 2001-Sep-18 by NEAT at Palomar (644)
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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