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2704 Julian Loewe (1979 MR4)
Classification: Main-belt Asteroid          SPK-ID: 2002704
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09629378811844524 3.6763e-08  
a 2.384847216125801 8.1133e-09 au
q 2.155201243601319 8.6569e-08 au
i 4.515910129929684 4.3291e-06 deg
node 207.2663194295382 4.6082e-05 deg
peri 253.5480982928462 5.1202e-05 deg
M 235.9913874237841 2.4192e-05 deg
tp 2459463.881420808540
(2021-Sep-06.38142081)
9.1277e-05 TDB
period 1345.207466042313
3.68
6.8646e-06
1.879e-08
d
yr
n .2676167127284412 1.3657e-09 deg/d
Q 2.614493188650284 8.8946e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2049  
   data-arc span      24721 days (67.68 yr)  
   first obs. used      1952-01-31  
   last obs. used      2019-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47695  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:28:57  

Additional Information
 Earth MOID = 1.1772 au 
 Jupiter MOID = 2.50936 au 
 T_jup = 3.525 
[ 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 12.7   n/a MPO435723  
diameter diameter 5.199 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 2.6382 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Oszkiewicz, D.; Skiff, B.A.; Moskovitz, N.; Kaniewicz, P.; et al. (2017) Astron. Astrophys. 599, A107.]
geometric albedo albedo 0.596   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B V   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)

2704 Julian Loewe (1979 MR4)          Discovered 1979-Jun-25 by Helin, E. F. and Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 MR4 = 1956 GK = 1978 ER2 = 1978 GF1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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