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268903 (2007 BQ74)
Classification: Main-belt Asteroid          SPK-ID: 2268903
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1616463149694649 5.5228e-08  
a 2.391952030976641 1.6984e-08 au
q 2.005301799585539 1.2797e-07 au
i 1.007272356397383 6.3727e-06 deg
node 24.64754708128317 0.00031979 deg
peri 199.2046005558468 0.00032051 deg
M 208.4398652426904 2.5191e-05 deg
tp 2459769.365515488092
(2022-Jul-08.86551549)
9.8555e-05 TDB
period 1351.223300927003
3.70
1.4391e-05
3.94e-08
d
yr
n .2664252457406728 2.8375e-09 deg/d
Q 2.778602262367742 1.9729e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      9070 days (24.83 yr)  
   first obs. used      1996-02-10  
   last obs. used      2020-12-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 03:25:43  

Additional Information
 Earth MOID = .995241 au 
 Jupiter MOID = 2.19968 au 
 T_jup = 3.513 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.77   n/a MPCxxxxx  

268903 (2007 BQ74)          Discovered 2007-Jan-17 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2007 BQ74 = 2000 HL93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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