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1925 Franklin-Adams (1934 RY)
Classification: Main-belt Asteroid          SPK-ID: 2001925
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1753059777935178 1.7479e-08  
a 2.552204474220707 7.13e-09 au
q 2.104787773338455 4.3871e-08 au
i 7.737006880109886 2.4371e-07 deg
node 113.4660572373708 6.6981e-06 deg
peri 242.1246276222599 1.1317e-05 deg
M 59.93923047261298 8.3929e-06 deg
tp 2458952.540765112068
(2020-Apr-13.04076511)
3.4578e-05 TDB
period 1489.263773588855
4.08
6.2407e-06
1.709e-08
d
yr
n .2417301799616501 1.013e-09 deg/d
Q 2.999621175102959 8.3799e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2576  
   data-arc span      31588 days (86.48 yr)  
   first obs. used      1934-09-09  
   last obs. used      2021-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 13:17:58  

Additional Information
 Earth MOID = 1.11092 au 
 Jupiter MOID = 2.45955 au 
 T_jup = 3.405 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456859.5 (2014-Jul-21.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772002129858363 1.7501e-08  
q 2.098810246188452 4.403e-08 au
tp 2457464.227845573553
(2016-Mar-16.72784557)
3.3829e-05 TDB
node 113.535402651144 6.7092e-06 deg
peri 242.294321340357 1.1235e-05 deg
i 7.732975573841903 2.4372e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2576  
   data-arc span      31588 days (86.48 yr)  
   first obs. used      1934-09-09  
   last obs. used      2021-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44584  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 13:17:58  

Additional Information
 Jupiter MOID = 2.45955 au 
 T_jup = 3.405 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.062863868023902E-16 -7.639123893988136E-16 -1.164859271116931E-13 4.963906833714677E-15 -4.579464633902995E-15 -4.872402363301306E-16
q -7.639123893988136E-16 1.938631782572816E-15 2.842409461919798E-13 -1.217670063693121E-14 7.779274189859227E-15 1.196465660718481E-15
tp -1.164859271116931E-13 2.842409461919798E-13 1.144397295127106E-9 -1.428765371029546E-11 3.026046303849848E-10 -2.026083468311736E-12
node 4.963906833714677E-15 -1.217670063693121E-14 -1.428765371029546E-11 4.501279899413603E-11 -4.734189397416922E-11 -3.420980584761705E-13
peri -4.579464633902995E-15 7.779274189859227E-15 3.026046303849848E-10 -4.734189397416922E-11 1.262230971065833E-10 -2.657055778298053E-13
i -4.872402363301306E-16 1.196465660718481E-15 -2.026083468311736E-12 -3.420980584761705E-13 -2.657055778298053E-13 5.940136598285298E-14

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.17   n/a E2021B10  
diameter diameter 8.864 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.978 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2013) Minor Planet Bull. 40, 137-145.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.356   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1925 Franklin-Adams (1934 RY)          Discovered 1934-Sep-09 by Van Gent, H. at Johannesburg (LS)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1934 RY = 1969 EP1 = 1970 KH = 1974 KK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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