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30917 Moehorgan (1993 HV1)
Classification: Main-belt Asteroid          SPK-ID: 2030917
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1244287211338617 3.9845e-08  
a 3.178648903144458 3.3142e-08 au
q 2.783133685192641 1.3279e-07 au
i 25.85337429580184 4.8113e-06 deg
node 34.06299798290957 1.0166e-05 deg
peri 263.3828037076328 3.2834e-05 deg
M 255.2816528447315 3.7487e-05 deg
tp 2459998.619297044527
(2023-Feb-23.11929704)
0.00022095 TDB
period 2069.961499818459
5.67
3.2373e-05
8.863e-08
d
yr
n .1739162781682524 2.72e-09 deg/d
Q 3.574164121096275 3.7266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      10270 days (28.12 yr)  
   first obs. used      1993-04-19  
   last obs. used      2021-06-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54152  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:50:25  

Additional Information
 Earth MOID = 1.90649 au 
 Jupiter MOID = 1.77832 au 
 T_jup = 3.033 
[ show covariance matrix ]

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 14.77   n/a MPCxxxxx  
diameter diameter 5.789 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30917 Moehorgan           Discovered 1993 Apr. 19 by J. L. Tonry at Michigan-Dartmouth-MIT Observatory.
Maureen "Moe" A. Horgan (b. 1956), trombonist, conductor and teacher, has inspired generations of musicians and music lovers. She teaches at the Georgia College and State University and plays with the New Hampshire Music Festival.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1917-Apr-01 12:22 00:03 Jupiter 1.79146113523771 1.79146049991957 1.79146177056043 7.17652614495412 7.1103379336839 2421320.015299628 3.44615856298091 268.047330342704 25.9826854619701 -86.129295769295 3677389.62438714 T 24 CATAB v2.0g-lin.ifort 2021-Jul-08 19:50:28 2021-Jul-08 19:50
1928-Mar-30 03:30 00:03 Jupiter 1.99631111431441 1.99630781036873 1.99631441826078 7.39886724920127 7.34129749354265 2425335.645872212 3.34694661685125 224.782388715986 149.928752653168 -66.2000623536483 1601250.68858708 T 24 CATAB v2.0g-lin.ifort 2021-Jul-08 19:50:28 2021-Jul-08 19:50
2036-Jan-08 09:16 < 00:01 Jupiter 1.82751610989055 1.82751529023783 1.82751692954825 7.09621475428832 7.03059727121652 2464700.886321231 0.819997773741099 265.434117145707 32.8383643373063 -84.8159739505033 3628735.51298664 T 24 CATAB v2.0g-lin.ifort 2021-Jul-08 19:50:28 2021-Jul-08 19:50
2047-Jan-10 08:19 00:01 Jupiter 1.92036107097142 1.92036016890669 1.92036197303627 7.43260265180533 7.37302061294439 2468720.846787066 1.26183080869688 209.678151893639 44.7471062347054 89.0223759305781 4082281.58055 T 24 CATAB v2.0g-lin.ifort 2021-Jul-08 19:50:28 2021-Jul-08 19:50
2154-Oct-19 22:28 00:05 Jupiter 1.88912755697402 1.88912416065234 1.88913095331975 6.9741411149992 6.9095521007411 2508084.436085037 5.14246931494093 471.944795045203 109.777583874046 -73.3995317542706 2997583.43291711 T 24 CATAB v2.0g-lin.ifort 2021-Jul-08 19:50:28 2021-Jul-08 19:50
2165-Oct-23 07:45 00:06 Jupiter 1.86450751080646 1.86450484611579 1.86451017552246 7.42994433571988 7.36854787407681 2512105.822953125 5.56630162366887 425.872566313757 69.7197792311274 74.4626630085318 2968390.28100268 T 24 CATAB v2.0g-lin.ifort 2021-Jul-08 19:50:28 2021-Jul-08 19:50
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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