Minor-planet moon
Triple systems

Minor-planet moon

Section Title: Triple systems
Table Section Text: None

Parent body	Minor-planet moon

Designation	Orbital class	Designation	Discovery date	Announcement date	Announcement of trinary

134340 Pluto	TNO	Charon	1978/06/22	1978/07/07	2005/10/31

45 Eugenia	Asteroid belt	Petit-Prince	1998/11/01	1999/03/20	2007/03/07

87 Sylvia	Asteroid belt	Romulus	2001/02/18	2005/08/11	2005/08/11

107 Camilla	Asteroid belt	S/2001 (107) 1	2001/03/01	2001/03/19	2016/08/07

47171 Lempo	TNO	Paha	2001/12/08	2002/01/10	2009/10/??

3749 Balam	Asteroid belt	S/2002 (3749) 1	2002/02/08	2002/02/13	2008/03/12

130 Elektra	Asteroid belt	S/2003 (130) 1	2003/08/15	2003/08/17	2014/12/16

45 Eugenia	Asteroid belt	S/2004 (45) 1	2004/02/14	2007/03/07	2007/03/07

87 Sylvia	Asteroid belt	Remus	2004/08/09	2005/08/11	2005/08/11

136108 Haumea	TNO	Hiʻiaka	2005/01/26	2008/09/17	2008/09/17

134340 Pluto	TNO	Nix	2005/05/15	2005/10/31	2005/10/31

134340 Pluto	TNO	Hydra	2005/05/15	2005/10/31	2005/10/31

136108 Haumea	TNO	Namaka	2005/06/30	2008/09/17	2008/09/17

3749 Balam	Asteroid belt	S/2007 (3749) 1	2007/07/15	2008/03/12	2008/03/12

(153591) 2001 SN263	Amor	Beta (unofficial)	2008/02/12	2008/02/12	2008/02/12

(153591) 2001 SN263	Amor	Gamma (unofficial)	2008/02/12	2008/02/12	2008/02/12

216 Kleopatra	Asteroid belt	Alexhelios	2008/09/19	2011/02/18	2011/02/18

216 Kleopatra	Asteroid belt	Cleoselene	2008/09/19	2011/02/18	2011/02/18

2577 Litva	Mars-crosser	S/2009 (2577) 1	2009/02/28	2009/03/11	2013/12/22

(136617) 1994 CC	Apollo	Beta (unofficial)	2009/06/12	2009/06/19	2009/06/19

(136617) 1994 CC	Apollo	Gamma (unofficial)	2009/06/12	2009/06/19	2009/06/19

47171 Lempo	TNO	Hiisi	2009/10/??	2009/10/??	2009/10/??

93 Minerva	Asteroid belt	Aegis	2009/08/16	2013/12/17	2013/12/17

93 Minerva	Asteroid belt	Gorgoneion	2009/08/16	2013/12/17	2013/12/17

134340 Pluto	TNO	Kerberos	2011/06/28	2013/07/02	2005/10/31

2577 Litva	Mars-crosser	S/2012 (2577) 1	2012/06/22	2013/12/22	2013/12/22

134340 Pluto	TNO	Styx	2012/06/26	2013/07/02	2005/10/31

130 Elektra	Asteroid belt	S/2014 (130) 1	2014/12/06	2014/12/16	2014/12/16

107 Camilla	Asteroid belt	S/2016 (107) 1	2015/05/29	2016/08/07	2016/08/07

3122 Florence	Amor	S/2017 (3122) 1	2017/08/29	2017/09/01	2017/09/01

3122 Florence	Amor	S/2017 (3122) 2	2017/08/29	2017/09/01	2017/09/01

Sentence(s)

216 Kleopatra and 93 Minerva were discovered to be minor-planet moons in 2008 and 2009 respectively.

final_sentence: 216 Kleopatra and 93 Minerva were discovered to be minor-planet moons in 2008 and 2009 respectively.