List of unnumbered trans-Neptunian objects: 2009

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The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 2009. As of January 2019, it contains a total of 43 bodies.[1][2][3] For more information see the description on the main page. Also see list for the previous and next year.

2009[edit]

Designation First Observed (discovered) D (km) Orbital description Remarks Refs
Date Observer
(Site)
Class a
(AU)
e i
(°)
q
(AU)
Q
(AU)
2009 DJ143 18 February 2009 Mauna Kea Obs. (568) 202 res · 4:13 66.6 0.44 18 37.4 95.8 MPC
JPL
2009 DK143 18 February 2009 Mauna Kea Obs. (568) 70 cubewano (hot) 43.5 0.17 10 36 51.1 MPC
JPL
2009 DL143 18 February 2009 Mauna Kea Obs. (568) 134 res · 5:9 43.7 0.04 11 41.8 45.6 MPC
JPL
2009 DM143 18 February 2009 Mauna Kea Obs. (568) 58 SDO 54.3 0.34 16 35.9 72.8 MPC
JPL
2009 DN143 18 February 2009 Mauna Kea Obs. (568) 77 plutino 39.6 0.2 11 31.6 47.6 MPC
JPL
2009 DO143 18 February 2009 Mauna Kea Obs. (568) 77 cubewano (hot) 44.1 0.12 12 38.7 49.5 MPC
JPL
2009 DP143 18 February 2009 Mauna Kea Obs. (568) 93 cubewano (hot) 43.8 0.12 16 38.7 48.8 MPC
JPL
2009 DQ143 18 February 2009 Mauna Kea Obs. (568) 111 other TNO 44.3 0.27 11 32.5 56.2 MPC
JPL
2009 DR143 18 February 2009 Mauna Kea Obs. (568) 134 cubewano (hot) 47.1 0.16 10 39.4 54.8 MPC
JPL
2009 DS143 18 February 2009 Mauna Kea Obs. (568) 93 other TNO 49.5 0.25 11 37.3 61.7 MPC
JPL
2009 DT143 22 February 2009 Mauna Kea Obs. (568) 49 other TNO 38.3 0.12 30 33.5 43 MPC
JPL
2009 JA19 14 May 2009 Mauna Kea Obs. (568) 154 other TNO 47.7 0.36 16 30.4 64.9 MPC
JPL
2009 JB19 14 May 2009 Mauna Kea Obs. (568) 128 cubewano (hot) 46.5 0.16 19 39 54.1 MPC
JPL
2009 JC19 15 May 2009 Mauna Kea Obs. (568) 140 SDO 50.8 0.32 31 34.5 67 MPC
JPL
2009 JD19 15 May 2009 Mauna Kea Obs. (568) 122 plutino? 39.7 0.11 21 35.5 43.9 MPC
JPL
2009 JE19 15 May 2009 Mauna Kea Obs. (568) 168 other TNO 43.5 0.44 22 24.4 62.6 MPC
JPL
2009 JF19 15 May 2009 Mauna Kea Obs. (568) 93 other TNO 44 0.3 16 30.8 57.2 MPC
JPL
2009 JT18 14 May 2009 Mauna Kea Obs. (568) 84 other TNO 44 0.27 19 32.2 55.8 MPC
JPL
2009 JU18 14 May 2009 Mauna Kea Obs. (568) 88 SDO 56.4 0.32 27 38.3 74.5 MPC
JPL
2009 JV18 14 May 2009 Mauna Kea Obs. (568) 97 cubewano (hot) 45 0.15 14 38.2 51.8 MPC
JPL
2009 JW18 14 May 2009 Mauna Kea Obs. (568) 88 cubewano (hot) 46.1 0.11 18 41 51.1 MPC
JPL
2009 JX18 14 May 2009 Mauna Kea Obs. (568) 49 centaur 37.6 0.46 20 20.2 55 MPC
JPL
2009 JY18 14 May 2009 Mauna Kea Obs. (568) 84 SDO 54.3 0.45 22 30.1 78.6 MPC
JPL
2009 JZ18 14 May 2009 Mauna Kea Obs. (568) 134 plutino 39.5 0.25 24 29.6 49.5 MPC
JPL
2009 KA37 27 May 2009 Mauna Kea Obs. (568) 84 SDO 53.7 0.37 15 33.9 73.4 MPC
JPL
2009 KJ30 25 May 2009 M. Yagi (568) 97 cubewano (hot) 46.6 0.19 31 37.8 55.4 MPC
JPL
2009 KK30 25 May 2009 M. Yagi (568) 168 SDO 60.6 0.37 14 38 83.3 MPC
JPL
2009 KL30 25 May 2009 M. Yagi (568) 140 cubewano (hot) 45.9 0.19 23 37.2 54.7 MPC
JPL
2009 KM30 25 May 2009 M. Yagi (568) 70 cubewano (cold) 41.7 0.01 4 41.4 42 MPC
JPL
2009 KN30 25 May 2009 M. Yagi (568) 117 res · 2:7 70.8 0.57 5 30.5 111 MPC
JPL
2009 KO30 25 May 2009 M. Yagi (568) 84 cubewano (hot) 44.6 0.07 9 41.7 47.5 MPC
JPL
2009 KT36 20 May 2009 Mauna Kea Obs. (568) 77 other TNO 43.4 0.37 30 27.5 59.4 MPC
JPL
2009 KU36 20 May 2009 Mauna Kea Obs. (568) 64 cubewano (hot) 43 0.16 20 35.9 50.1 MPC
JPL
2009 KV36 25 May 2009 Mauna Kea Obs. (568) 101 cubewano (hot) 42.9 0.04 16 41.3 44.5 MPC
JPL
2009 KW36 27 May 2009 Mauna Kea Obs. (568) 81 cubewano (hot) 45 0.15 30 38.1 51.9 MPC
JPL
2009 KX36 27 May 2009 Mauna Kea Obs. (568) 111 SDO 67.8 0.34 19 44.7 90.9 MPC
JPL
2009 KY36 27 May 2009 Mauna Kea Obs. (568) 67 centaur 51.2 0.46 25 27.7 74.8 MPC
JPL
2009 KZ36 27 May 2009 Mauna Kea Obs. (568) 39 centaur 48.4 0.59 17 20 76.8 MPC
JPL
2009 MA10 21 June 2009 S. S. Sheppard
C. Trujillo (568)
58 cubewano (cold) 44.4 0.05 2 42.1 46.7 MPC
JPL
2009 MF10 27 June 2009 S. S. Sheppard
A. Udalski
C. Trujillo
K. Ulaczyk (807)
267 centaur? 58.1 0.53 26 27.4 88.8 MPC
JPL
2009 MG10 27 June 2009 C. Trujillo
A. Udalski
S. S. Sheppard
I. Soszynski (807)
176 other TNO 47.5 0.34 20 31.5 63.5 MPC
JPL
2009 UF156 18 October 2009 Mauna Kea Obs. (568) 222 cubewano (cold) 42.7 0.02 1 42 43.4 MPC
JPL
2009 YG19 25 December 2009 D. L. Rabinowitz (809) 255 res · 2:5 55.2 0.4 5 32.9 77.5 BR-mag: 1.62 MPC
JPL

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References[edit]

  1. ^ a b "List Of Transneptunian Objects". Minor Planet Center. Retrieved 9 January 2019.
  2. ^ a b "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. 8 October 2018. Retrieved 9 January 2019.
  3. ^ a b "List of Known Trans-Neptunian Objects". Johnston's Archive. 7 October 2018. Retrieved 9 January 2019.