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3314 Beals (1981 FH)
Classification: Main-belt Asteroid          SPK-ID: 2003314
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 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04544328821334297 2.8317e-08  
a 2.217946339022788 6.6147e-09 au
q 2.117155564296847 6.2191e-08 au
i 7.406495884372479 4.1949e-06 deg
node 359.4148615377196 2.5769e-05 deg
peri 46.52216085657671 5.6293e-05 deg
M 146.695626247962 4.9783e-05 deg
tp 2458708.868565508556
(2019-Aug-13.36856551)
0.00016674 TDB
period 1206.493478665514
3.30
5.3973e-06
1.478e-08
d
yr
n .2983853674851116 1.3348e-09 deg/d
Q 2.31873711374873 6.9153e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2574  
   data-arc span      33985 days (93.05 yr)  
   first obs. used      1928-02-28  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:58:25  

Additional Information
 Earth MOID = 1.12912 au 
 Jupiter MOID = 2.81227 au 
 T_jup = 3.640 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.90   n/a E2021B10  
diameter diameter 6.776 km 0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.4616 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pray, D.P.; Galad, A.; Husark, M.; Oey, J. (2008) Minor Planet Bull. 35, 34-37.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.221   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3314 Beals (1981 FH)          Discovered 1981-Mar-30 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1981 FH = 1928 DD1 = 1941 BT = 1959 SR = 1959 TX = 1969 TM = 1974 DZ1 = 1978 AG = 1979 WV4 = 1985 ND 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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