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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752203677782142 4.6512e-08  
a 2.551737413627516 1.0544e-08 au
q 2.104621045538274 1.1874e-07 au
i 7.737073702694908 4.9922e-06 deg
node 113.4656338932942 3.5705e-05 deg
peri 242.0760927349311 3.9001e-05 deg
M 11.63038632165856 2.005e-05 deg
tp 2458952.400114915378
(2020-Apr-12.90011492)
8.2743e-05 TDB
period 1488.854983107261
4.08
9.2279e-06
2.526e-08
d
yr
n .2417965510977269 1.4987e-09 deg/d
Q 2.998853781716759 1.2391e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2008  
   data-arc span      31330 days (85.78 yr)  
   first obs. used      1934-09-09  
   last obs. used      2020-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48332  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:38:36  

Additional Information
 Earth MOID = 1.11242 au 
 Jupiter MOID = 2.45952 au 
 T_jup = 3.405 
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Orbital Elements at Epoch 2455913.5 (2011-Dec-18.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1758676525225694 4.6494e-08  
q 2.102967046673296 1.1863e-07 au
tp 2455976.876548327901
(2012-Feb-19.37654833)
7.3038e-05 TDB
node 113.5703027906342 3.5805e-05 deg
peri 242.6013579811549 3.9058e-05 deg
i 7.727257887360562 4.9848e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2008  
   data-arc span      31330 days (85.78 yr)  
   first obs. used      1934-09-09  
   last obs. used      2020-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48332  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:38:36  

Additional Information
 Jupiter MOID = 2.45952 au 
 T_jup = 3.405 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.161665259201414E-15 -5.501430907369056E-15 -7.329525967903055E-13 6.606569028099529E-15 -1.626661588453431E-13 3.552991277321333E-15
q -5.501430907369056E-15 1.407425023583213E-14 2.10800934464385E-12 -1.628552053991537E-14 4.607238873618393E-13 -8.992750008946377E-15
tp -7.329525967903055E-13 2.10800934464385E-12 5.334502518780619E-9 -2.313834151687594E-11 1.167979075969933E-9 -1.005843304261667E-13
node 6.606569028099529E-15 -1.628552053991537E-14 -2.313834151687594E-11 1.282019598789478E-9 -1.274600563993796E-9 3.838200223233427E-11
peri -1.626661588453431E-13 4.607238873618393E-13 1.167979075969933E-9 -1.274600563993796E-9 1.525556760018683E-9 -3.810856279361071E-11
i 3.552991277321333E-15 -8.992750008946377E-15 -1.005843304261667E-13 3.838200223233427E-11 -3.810856279361071E-11 2.4848634440151E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.1   n/a MPO263362  
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. 2019-August); 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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