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34786 (2001 RS87)
Classification: Main-belt Asteroid          SPK-ID: 2034786
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09915189164027782 4.2022e-08  
a 2.937962960950023 1.7232e-08 au
q 2.646658375802756 1.3166e-07 au
i .9783444522598939 4.0296e-06 deg
node 292.8351356101453 0.00029039 deg
peri 15.42745294452328 0.00029149 deg
M 23.28607893636277 2.5052e-05 deg
tp 2459277.523341926005
(2021-Mar-04.02334193)
0.00012787 TDB
period 1839.364928019452
5.04
1.6183e-05
4.431e-08
d
yr
n .195719726148977 1.722e-09 deg/d
Q 3.229267546097289 1.8941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1109  
   data-arc span      10891 days (29.82 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51428  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:14:51  

Additional Information
 Earth MOID = 1.63136 au 
 Jupiter MOID = 1.98029 au 
 T_jup = 3.266 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456839.5 (2014-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09710395050330098 4.245e-08  
q 2.650278875124908 1.3199e-07 au
tp 2457445.830208271073
(2016-Feb-27.33020827)
0.00012917 TDB
node 292.9079447290853 0.00028991 deg
peri 16.60436605814868 0.00029104 deg
i .9797608837112344 4.0302e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1109  
   data-arc span      10891 days (29.82 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51428  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:14:51  

Additional Information
 Jupiter MOID = 1.98029 au 
 T_jup = 3.266 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.802021725483721E-15 -5.575297294748889E-15 1.34650294765081E-12 -1.476254789961986E-14 3.448336718092897E-13 -3.975524176405318E-16
q -5.575297294748889E-15 1.742246086923999E-14 -3.997793042294407E-12 4.899799461532017E-14 -1.051295566432967E-12 1.266194259116372E-15
tp 1.34650294765081E-12 -3.997793042294407E-12 1.668531392230435E-8 4.434786079721939E-11 3.328998924462376E-9 -2.016625757894179E-13
node -1.476254789961986E-14 4.899799461532017E-14 4.434786079721939E-11 8.40490301707489E-8 -8.402779327081914E-8 1.79882873180255E-10
peri 3.448336718092897E-13 -1.051295566432967E-12 3.328998924462376E-9 -8.402779327081914E-8 8.470179556953799E-8 -1.799102564286266E-10
i -3.975524176405318E-16 1.266194259116372E-15 -2.016625757894179E-13 1.79882873180255E-10 -1.799102564286266E-10 1.62425915250389E-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 14.28   n/a E2021B10  
diameter diameter 4.286 km 0.660 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.183   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34786 (2001 RS87)          Discovered 2001-Sep-11 by LONEOS at Anderson Mesa
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ 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
1942-Aug-28 09:37 00:02 Jupiter 1.99127996743393 1.99127964337007 1.99128029149768 2.94015915351882 2.79173855021554 2430599.900932179 1.71386670606632 46.3294228701677 12.4596721834165 89.4362179960264 4001559.98454956 T 25 CATAB v2.0g-lin.ifort 2021-Jul-09 14:14:55 2021-Jul-09 14:14
1977-Aug-08 15:04 < 00:01 Jupiter 1.97963662683735 1.97963629544307 1.97963695823162 3.07246516399425 2.92989877705668 2443364.127438289 0.863583449653209 44.8183564921205 10.5148320833927 -87.576116941311 3672173.57759909 T 25 CATAB v2.0g-lin.ifort 2021-Jul-09 14:14:55 2021-Jul-09 14:14
2143-Oct-29 19:31 00:03 Jupiter 1.98793650282871 1.98793617696453 1.98793682869288 3.07672984533849 2.93497938661642 2504076.313399769 3.20982652672092 66.5283649478051 11.5896808650604 86.9365539323738 3621665.64681457 T 25 CATAB v2.0g-lin.ifort 2021-Jul-09 14:14:55 2021-Jul-09 14:14

Alternate Designations
 2001 RS87 = 1996 TT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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