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JPL Small-Body Database Browser
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173089 (2007 RJ37)
Classification: Main-belt Asteroid          SPK-ID: 2173089
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1955617184623682 6.0407e-08  
a 2.216854072994133 1.2871e-08 au
q 1.7833222808991 1.3044e-07 au
i 1.697539180356983 8.9733e-06 deg
node 7.402243740325752 0.00014918 deg
peri 307.2306485880707 0.00015163 deg
M 337.5310000196182 3.0758e-05 deg
tp 2459075.746331084805
(2020-Aug-14.24633108)
0.00010332 TDB
period 1205.602350535474
3.30
1.0499e-05
2.874e-08
d
yr
n .2986059207997597 2.6005e-09 deg/d
Q 2.650385865089165 1.5388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      5768 days (15.79 yr)  
   first obs. used      2003-04-26  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65925  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:59:03  

Additional Information
 Earth MOID = .770181 au 
 Jupiter MOID = 2.63091 au 
 T_jup = 3.627 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457034.5 (2015-Jan-12.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1957024385252248 6.027e-08  
q 1.782457765423514 1.2995e-07 au
tp 2456664.144253171867
(2014-Jan-06.64425317)
9.4349e-05 TDB
node 7.435700908704449 0.00014924 deg
peri 307.0065053177194 0.00015167 deg
i 1.698636169110166 8.9672e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      5768 days (15.79 yr)  
   first obs. used      2003-04-26  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65925  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:59:03  

Additional Information
 Jupiter MOID = 2.63091 au 
 T_jup = 3.627 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.632478205063321E-15 -7.810387015701054E-15 4.218220522730756E-12 4.781150256072283E-14 1.159498350320709E-12 -6.589843660702864E-17
q -7.810387015701054E-15 1.688623882200722E-14 -9.031166235928031E-12 -1.013929075059759E-13 -2.474337846017562E-12 2.413604038334239E-16
tp 4.218220522730756E-12 -9.031166235928031E-12 8.901776076713108E-9 8.169749392930527E-11 2.560014140538906E-9 -1.086519287286706E-12
node 4.781150256072283E-14 -1.013929075059759E-13 8.169749392930527E-11 2.227296348079568E-8 -2.223814181595648E-8 4.298390588197063E-10
peri 1.159498350320709E-12 -2.474337846017562E-12 2.560014140538906E-9 -2.223814181595648E-8 2.300398337587624E-8 -4.299854522103775E-10
i -6.589843660702864E-17 2.413604038334239E-16 -1.086519287286706E-12 4.298390588197063E-10 -4.299854522103775E-10 8.040991849358974E-11

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 17.4   n/a MPO469854  

173089 (2007 RJ37)          Discovered 2007-Sep-08 by LONEOS at Anderson Mesa
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2042-Mar-04 17:05 < 00:01 Hebe 0.0474126848890454 0.0473968014424199 0.0474285686970438 5.86938350517195 5.8693834828326 2466948.212133228 0.883603143183224 818.471599673219 75.346667323478 -14.7297827115937 25351.506672144 T 14 CATAB v2.0f-lin.ifort 2020-Feb-24 16:59:10 2020-Feb-24 16:59

Alternate Designations
 2007 RJ37 = 2006 DZ48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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