Missions to Helene

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Only includes unmanned missions where a full timeline is availabe on this website.
Only includes unmanned missions where a full timeline is availabe on this website.

Time (UTC/GMT+0)MissionEvent
1981-08-25  22:57:33Voyager 2Helene (1980 S6) 318,200km
2005-03-08Cassini(4) Distant Helene flyby (74,000 km)
2005-05-02Cassini(7) Distant Helene flyby (114,000 km)
2005-11-27Cassini(18) Distant Helene flyby (86,000 km)
2005-12-24Cassini(19) Distant Helene flyby (75,000 km)
2006-02-24Cassini(21) Distant Helene flyby (68,000 km)
2006-08-16Cassini(27) Distant Helene flyby (49,000 km)
2007-07-20Cassini(48) Distant Helene flyby (36,000 km)
2007-10-23Cassini(51) Distant Helene flyby (25,000 km)
2008-11-24  08:25:15CassiniHELENE non-targetted flyby: Inbound 65068.2 km flyby. v = 14.3 km/s. phase = 14 deg
2009-11-20  22:04:20CassiniHELENE non-targetted flyby: Inbound 82610.7 km flyby. v = 6.6 km/s. phase = 105 deg
2009-12-09  22:28:25CassiniHELENE non-targetted flyby: Inbound 31701.1 km flyby. v = 9.6 km/s. phase = 73 deg
2010-03-03  13:40:41CassiniHELENE targetted flyby: Outbound 1822.9 km flyby. v = 9.1 km/s. phase = 106 deg
2010-06-03  00:38:20CassiniHELENE non-targetted flyby: Inbound 114498.6 km flyby. v = 11.8 km/s. phase = 85 deg
2011-01-31  10:18:08CassiniNon-argetted HELENE flyby: Outbound 28877.3 km flyby, v = 7.5 km/s, phase = 92 deg. [144HE]
2011-04-17  14:07:38CassiniNon-argetted HELENE flyby: Outbound 66895.8 km flyby, v = 5.2 km/s, phase = 81 deg. [147HE]
2011-06-18  19:54:12CassiniTargetted HELENE flyby (H2): Inbound 1807.2 km flyby, v = 4.5 km/s, phase = 102 deg. [149HE]
2011-07-10  15:30:39CassiniNon-argetted HELENE flyby: Inbound 124492.5 km flyby, v = 6.4 km/s, phase = 38 deg. [150HE]
2011-08-01  04:42:14CassiniNon-argetted HELENE flyby: Inbound 47600.9 km flyby, v = 6.3 km/s, phase = 47 deg. [151HE]
2011-08-22  22:11:28CassiniNon-argetted HELENE flyby: Inbound 66027.2 km flyby, v = 9.3 km/s, phase = 129 deg. [152HE]
2012-01-04  05:11:40CassiniNon-argetted HELENE flyby: Inbound 53120.8 km flyby, v = 8.5 km/s, phase = 113 deg. [159HE]
2012-03-09  18:52:49CassiniNon-argetted HELENE flyby: Inbound 102438.3 km flyby, v = 11.4 km/s, phase = 121 deg. [162HE]
2012-04-14  09:32:54CassiniNon-argetted HELENE flyby: Inbound 103068.8 km flyby, v = 11.4 km/s, phase = 121 deg. [164HE]
2012-07-22  21:05:45CassiniNon-argetted HELENE flyby: Inbound 109513.7 km flyby, v = 6.0 km/s, phase = 90 deg. [169HE]
2015-03-14  11:01:36CassiniNon-argetted HELENE flyby: Inbound 63473.8 km flyby, v = 5.5 km/s, phase = 80 deg. [213HE]
2015-08-18  08:36:32CassiniNon-argetted HELENE flyby: Outbound 117233.8 km flyby, v = 9.5 km/s, phase = 46 deg. [220HE]
2015-09-09  05:02:32CassiniNon-argetted HELENE flyby: Outbound 90596.4 km flyby, v = 8.8 km/s, phase = 45 deg. [221HE]
2015-10-14  21:07:56CassiniNon-argetted HELENE flyby: Outbound 114216.4 km flyby, v = 6.0 km/s, phase = 103 deg. [223HE]
2015-10-28  19:25:40CassiniNon-argetted HELENE flyby: Outbound 78716.7 km flyby, v = 11.0 km/s, phase = 77 deg. [224HE]
2016-10-03  21:47:44CassiniNon-argetted HELENE flyby: Inbound 113472.1 km flyby, v = 12.5 km/s, phase = 126 deg. [244HE]

Indexed Targets (by location)
Planets and Moons
Sun
Mercury
Venus
Earth
.. Moon
.. L2
Mars
.. Deimos
.. Phobos
Jupiter
.. Amalthea
.. Callisto
.. Europa
.. Ganymede
.. Himalia
.. Io
Asteroid Chiron
Asteroid Pholus
Uranus
Neptune
.. Triton
Pluto
.. Charon
Planets and Moons
Saturn
.. Atlas
.. Calypso
.. Daphnis
.. Dione
.. Enceladus
.. Epimetheus
.. Helene
.. Hyperion
.. Iapetus
.. Janus
.. Methone
.. Mimas
.. Pallene
.. Pan
.. Pandora
.. Phoebe
.. Polydeuces
.. Prometheus
.. Rhea
.. Telesto
.. Tethys
.. Titan
Minor Planets
Ceres
Asteroids
APL (2002JF56)
Eros
Gaspra
Ida
Itokawa
Lutetia
Masursky
Mathilde
Steins
Vesta
Geographos
Comets
d'Arrest
Enke
Churyumov-Gerasimenko
Giacobini-Zinner
Grigg-Skjellerup
Halley
Hartley 2
Honda-Mrkos-Pajdusakova
Schwassmann-Wachmann-3
Tempel 1
Wild 2
Borrelly