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15701 (1987 RG1)
Classification: Main-belt Asteroid          SPK-ID: 2015701
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1840533638790122 5.7623e-08  
a 2.436612887806161 1.4956e-08 AU
q 1.988146089334482 1.3451e-07 AU
i 1.222881343897816 5.0674e-06 deg
node 348.6438799759731 0.00020283 deg
peri 347.8537597339906 0.00020311 deg
M 65.36906864779726 1.5422e-05 deg
tp 2456748.240210552999
(2014-Mar-31.74021055)
5.8117e-05 JED
period 1389.243048424256
3.80
1.2791e-05
3.502e-08
d
yr
n .2591339221803763 2.3859e-09 deg/d
Q 2.885079686277839 1.7709e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1373  
   data-arc span      15501 days (42.44 yr)  
   first obs. used      1972-10-06  
   last obs. used      2015-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4702  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:53:18  

Additional Information
 Earth MOID = .979208 AU 
 T_jup = 3.480 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO263487  

15701 (1987 RG1)          Discovered 1987-Sep-13 by Debehogne, H. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 RG1 = 1972 TV7 = 1989 AP4 = 1991 TS14 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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