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JPL Small-Body Database Browser
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1530 Rantaseppa (1938 SG)
Classification: Main-belt Asteroid          SPK-ID: 2001530
[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981913822071563 3.565e-08  
a 2.248663862772745 4.5751e-09 au
q 1.802998063690532 8.0303e-08 au
i 4.421614206006836 3.2943e-06 deg
node 285.7837492846586 5.0422e-05 deg
peri 84.95599871645088 5.1118e-05 deg
M 314.4986034694505 7.8146e-06 deg
tp 2458756.170909674715
(2019-Sep-29.67090967)		 2.6752e-05 TDB
period 1231.644119873802
3.37		 3.7588e-06
1.029e-08		 d
yr
n .2922922248326787 8.9203e-10 deg/d
Q 2.694329661854959 5.4818e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2262  
   data-arc span      29630 days (81.12 yr)  
   first obs. used      1938-09-16  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:05:44  

Additional Information
 Earth MOID = .808442 au 
 Jupiter MOID = 2.79104 au 
 T_jup = 3.599 
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[ 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 13.2   n/a MPO435710  
diameter diameter 5.044 km 0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.5258 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm]
[Aznar Macias, A. (2017) Minor Planet Bull. 44, 139-141.]
geometric albedo albedo 0.400   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1530 Rantaseppa (1938 SG)          Discovered 1938-Sep-16 by Vaisala, Y. at Turku
Independent discovery Sept. 18 by E. Delporte, Uccle, was announced first.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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