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46552 (1990 RM1)
Classification: Main-belt Asteroid          SPK-ID: 2046552
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932612858926437 5.2521e-08  
a 2.639502161632215 1.2081e-08 au
q 2.129388579758761 1.4134e-07 au
i 13.16303117910041 6.5013e-06 deg
node 359.6281026306567 1.9042e-05 deg
peri 332.39340968723 2.4704e-05 deg
M 347.1923741611875 1.4427e-05 deg
tp 2459056.224680967276
(2020-Jul-25.72468097)
6.2805e-05 TDB
period 1566.32348576475
4.29
1.0754e-05
2.944e-08
d
yr
n .2298375803413505 1.578e-09 deg/d
Q 3.149615743505669 1.4416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      884  
   data-arc span      21840 days (59.79 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56582  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:22:42  

Additional Information
 Earth MOID = 1.129 au 
 Jupiter MOID = 2.2745 au 
 T_jup = 3.332 
[ 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 14.5   n/a MPO341005  

46552 (1990 RM1)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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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
1900-Sep-02 13:44 00:01 Juno 0.0330789954556323 0.0330770271403112 0.0330809726359599 11.3219787038274 11.3219786713433 2415265.072207161 1.35393514346027 1004.13040463588 51.106578825515 85.1929185074206 96474.2861488685 T 21 CATAB v2.0f-lin.ifort 2020-Aug-25 04:22:53 2020-Aug-25 04:22
1980-Aug-26 15:59 < 00:01 Thisb 0.0402266656931902 0.0402254189781277 0.0402279126064189 4.01883888257004 4.01883884039455 2444478.165668710 0.973552901188877 224.551686609229 47.1097102401926 79.3640522915322 125572.59460246 T 21 CATAB v2.0f-lin.ifort 2020-Aug-25 04:22:53 2020-Aug-25 04:22

Alternate Designations
 1990 RM1 = 2002 JE107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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