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JPL Small-Body Database Browser
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3749 Balam (1982 BG1)
Classification: Main-belt Asteroid          SPK-ID: 2003749
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 59 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1092072702762463 3.2831e-08  
a 2.236564358621987 7.0583e-09 au
q 1.992315270219736 7.3712e-08 au
i 5.380505832298677 3.7763e-06 deg
node 295.7041181835887 4.6579e-05 deg
peri 173.7232049652386 5.1732e-05 deg
M 71.02466032065364 2.2451e-05 deg
tp 2458359.466619851761
(2018-Aug-28.96661985)
7.5781e-05 TDB
period 1221.716745446135
3.34
5.7833e-06
1.583e-08
d
yr
n .2946673206714038 1.3949e-09 deg/d
Q 2.480813447024238 7.8291e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2270  
   data-arc span      23532 days (64.43 yr)  
   first obs. used      1954-12-06  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43885  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:51:42  

Additional Information
 Earth MOID = 1.00934 au 
 Jupiter MOID = 2.61302 au 
 T_jup = 3.624 
[ 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 13.3   n/a MPO332853  
diameter diameter 4.663 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.80483 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Marchis, F.; Pollock, J.; Pravec, P.; Maek, M.; et al. (2008) CBET 1297.]
[Polishook, D.; Brosch, N.; Prialnik, D. (2011) Icarus 212, 167-174.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2012) http://www.asu.cas.cz/~ppravec/neo.htm]
[Polishook, D. (2014) Icarus 241, 79-96.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2017) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.355   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3749 Balam (1982 BG1)          Discovered 1982-Jan-24 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
 1982 BG1 = 1954 XM = 1962 ED = 1974 YO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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