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1036 Ganymed (A924 UB)
Classification: Amor [NEO]          SPK-ID: 2001036
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 787 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5330461175706132 2.4271e-08  
a 2.664724624419255 2.4159e-09 au
q 1.244303508977761 6.4706e-08 au
i 26.67764154286983 4.0526e-06 deg
node 215.5468272946331 7.1856e-06 deg
peri 132.3646330336888 7.6033e-06 deg
M 4.817744287351894 2.394e-06 deg
tp 2458979.237311634778
(2020-May-09.73731163)
1.0545e-05 TDB
period 1588.828164162959
4.35
2.1607e-06
5.916e-09
d
yr
n .2265820861689335 3.0814e-10 deg/d
Q 4.085145739860748 3.7038e-09 au
  Orbit Determination Parameters
   # obs. used (total)      6176  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      34980 days (95.77 yr)  
   first obs. used      1924-10-23  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38191  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-01 06:07:25  

Additional Information
 Earth MOID = .344956 au 
 Jupiter MOID = 1.9529 au 
 T_jup = 3.035 
[ 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 9.4   n/a MPO473777 IRAS observations used: 2
magnitude slope G 0.30   n/a PDS3 (MPC 17260) Fit
diameter diameter 37.675 km 0.399 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 10.297 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Lupishko, D.F.; Velichko, F.P.; Kazakov, V.V.; Shevchenko, V.G. (1987) Kin. Fiz. Neb. Tel 3(1), 92-93; Kinematics and Physics of Celestial Bodies 3(1), 102-104.]
[Lupishko, D.F.; Velichko, F.P.; Shevchenko, V.G. (1988) Astron. Vestn. 22, 167-173; Solar Sys. Res. 22, 107-111.]
[Hahn, G.; Magnusson, P.; Harris, A.W.; Young, J.W.; et al. (1989) Icarus 78, 363-381.]
[Kaasalainen, M.; Torppa, J.; Piironen, J. (2002) Icarus 159, 369-395.]
[Gaftonyuk, N.M.; Krugly, Yu.N. (2004) Astronomical School Report 5, No. 1-2, 122-125 (in Russian).]
[Pilcher, F.; Benishek, V.; Briggs, J.W.; Ferrero, A.; et al. (2012) Minor Planet Bull. 39, 141-144.]
[Skiff, B.A.; Bowell, E.; Koehn, B.W.; Sanborn, J.J.; McLelland, K.P.; Warner, B.D. (2012) Minor Planet Bull. 39, 111-130.]
[Velichko, F.P.; Magnusson, P. (2012) Astronomicheskii Tsirkulyar 1575, 1-2.]
[Velichko, F.P.; Psarev, V.A.; Kiselev, N.N.; Zaitsev, S.V.; et al. (2013) LPSC 44, #2372.]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2015) Icarus 256, 101-116.]
[Warner, B.D. (2015) Minor Planet Bull. 42, 256-266.]
[Viikinkoski, M.; Hanus, J.; Kaasalainen, M.; Marchis, F.; Durech, J. (2017) Astron. Astrophys. 607, A117.]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.J.; Pravec, P.; Koehn, B.W. (2019) Minor Plantet Bull. 46, 238-265.]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46-4, submitted. (NEA Gaggle) http://www.planetarysciences.org/lightcurves.html]
geometric albedo albedo 0.238   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
B-V BV 0.842   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=7; phase (min.=.00, mean=12.82, max.=24.42) deg.
U-B UB 0.417   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=7; phase (min.=.00, mean=12.82, max.=24.42) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
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)

1036 Ganymed (A924 UB)          Discovered 1924-Oct-23 by Baade, W. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ hide close-approach data ]
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
1910-Feb-25 08:36 < 00:01 Jupiter 1.95625674634561 1.95625626219904 1.95625723049252 6.30386764201827 6.23480430511518 2418727.858435398 0.274016095484044 63.7370113359072 17.7997786210067 -75.3620046867457 4512176.89560947 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
1911-Oct-15 19:16 < 00:01 Earth 0.381362820753703 0.381361768991237 0.381363872521675 17.0936974515067 17.0932887152296 2419325.302602993 0.0495920042038027 90.9643386268685 12.3251913139626 -55.5544098022219 3663326.44498736 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
1924-Oct-17 00:51 < 00:01 Earth 0.496274590281773 0.496273206362989 0.496275974202842 19.3628650172769 19.3625877339162 2424075.535567373 0.0596510090504628 87.5888296698701 12.7267637244656 -38.4942041669599 3477662.21168323 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
1998-Oct-14 05:12 < 00:01 Earth 0.464262947513552 0.464262663975701 0.464263231051614 13.6399793426158 13.6395585759579 2451100.716467872 0.0262374245779509 22.6844556985699 7.7711183650598 56.3418370302554 8267153.86306878 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2011-Oct-13 00:04 < 00:01 Earth 0.359104316236493 0.359104094905985 0.359104537567063 14.3047037129134 14.3041850075497 2455847.502919714 0.0224297769491677 14.7354461705602 7.99062424298415 52.0528302939622 5712369.94452016 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2024-Oct-13 01:56 < 00:01 Earth 0.374097188149868 0.374096902898409 0.374097473401411 16.3343741695567 16.3339381246581 2460596.580525961 0.0262343859925933 23.2934504616648 12.1614244160728 -68.2012577170333 4169584.95219593 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2037-Oct-15 18:31 < 00:01 Earth 0.466187653968942 0.466187055219839 0.466188252718469 18.6810532747557 18.6807473224108 2465347.271298164 0.0359200815322679 38.5084591604024 12.9338535042455 -42.106228652709 3632259.65942536 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2040-Jun-30 21:47 < 00:01 Jupiter 1.95762404389953 1.95762353818539 1.95762454961378 6.67287240078081 6.60771279501702 2466336.407787782 0.193476863072932 52.4066399124976 20.040113143628 -72.6276529113332 4670157.28252315 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2050-Dec-07 07:15 < 00:01 Mars 0.0956585696778536 0.0956576063583147 0.0956595329997416 14.9803005065714 14.980100720745 2470147.802219196 0.122667431111891 53.7986969500642 10.415470993296 -27.3183513725447 673812.475615629 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2088-May-12 05:03 < 00:01 Jupiter 1.95977059565068 1.95977011011502 1.95977108118834 6.22039389256906 6.15051951593971 2483818.710758578 0.268983440413715 108.434985971786 9.1690652712511 -78.2850245248636 5995629.30436389 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2124-Oct-12 21:42 < 00:01 Earth 0.376347844727877 0.376346846572717 0.376348842890202 14.4716383265363 14.4711490971178 2497120.404054409 0.0248178798172661 96.5608901694778 7.1659535160924 59.2349835340846 6707335.46091464 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2137-Oct-12 19:09 < 00:01 Earth 0.359157362185625 0.359157051368277 0.359157673009995 15.0172079766279 15.0167139554901 2501868.298138138 0.0218132504614067 107.105309267868 10.3043505155821 83.7645409546222 4890968.506636 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2150-Oct-13 20:02 < 00:01 Earth 0.412598765789708 0.412597301980606 0.412600229610069 16.9054667675175 16.9050847685645 2506617.335063706 0.0411065748073852 131.31395975903 12.7292702730418 -56.6373080872658 3800600.50475907 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08
2176-Dec-16 13:29 < 00:01 Mars 0.0286836748513423 0.0286830699954226 0.0286842800131201 15.7498615524317 15.7492278237066 2516178.061937018 0.34301772307744 162.904665981253 11.6347292685482 80.136169012379 362797.308680681 T 787 CATAB v2.0f-lin.ifort 2020-Aug-01 06:07:37 2020-Aug-01 06:08

Alternate Designations
 A924 UB = 1952 BF = 1954 HH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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