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JPL Small-Body Database Browser
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268927 (2007 DR1)
Classification: Main-belt Asteroid          SPK-ID: 2268927
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2274783114777083 5.7532e-08  
a 2.390975166642384 2.0143e-08 au
q 1.847080172949443 1.299e-07 au
i 7.820887116639831 9.2886e-06 deg
node 317.7590526079192 4.2614e-05 deg
peri 268.2927972775261 4.8159e-05 deg
M 38.05048922313374 2.4375e-05 deg
tp 2458457.768848605031
(2018-Dec-05.26884860)
9.0619e-05 TDB
period 1350.395633571757
3.70
1.7065e-05
4.672e-08
d
yr
n .2665885397213634 3.3689e-09 deg/d
Q 2.934870160335326 2.4725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      7112 days (19.47 yr)  
   first obs. used      2000-03-14  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63019  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:19:36  

Additional Information
 Earth MOID = .858216 au 
 Jupiter MOID = 2.13338 au 
 T_jup = 3.484 
[ 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 16.9   n/a MPO494454  

268927 (2007 DR1)          Discovered 2007-Feb-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

Alternate Designations
 2007 DR1 = 2008 SJ13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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