Pioneer 11 - Mission Profile

Mission Profile

Timeline of travel
Date Event
1973-04-06 Spacecraft launched at 02:11:00.
1974-04-19 Passage through the asteroid belt.
1974-11-03 Start Jupiter observation phase.
Time Event
1974-12-02 Encounter with Jovian system.
08:21:00 Callisto flyby at 786,500 km.
22:09:00 Ganymede flyby at 692,300 km.
1974-12-03
03:11:00 Io flyby at 314,000 km.
04:15:00 Europa flyby at 586,700 km.
05:00:21 Jupiter shadow entry.
05:01:01 Jupiter occultation entry.
05:21:19 Jupiter closest approach at 42,828 km.
05:33:52 Jupiter shadow exit.
05:43:03 Jupiter occultation exit.
22:29:00 Amalthea flyby at 127,500 km.
1975-01-01 Phase stop.
1979-07-31 Start Saturn observation phase.
Time Event
1979-08-29 Encounter with Saturnian system.
06:06:10 Iapetus flyby at 1,032,535 km.
11:53:33 Phoebe flyby at 13,713,574 km.
1979-08-31
12:32:33 Hyperion flyby at 666,153 km.
1979-09-01
14:26:56 Descending ring plane crossing.
14:50:55 Epimetheus flyby at 6,676 km.
15:06:32 Atlas flyby at 45,960 km.
15:59:30 Dione flyby at 291,556 km.
16:26:28 Mimas flyby at 104,263 km.
16:29:34 Saturn closest approach at 20,591 km.
16:35:00 Saturn occultation entry.
16:35:57 Saturn shadow entry.
16:51:11 Janus flyby at 228,988 km.
17:53:32 Saturn occultation exit.
17:54:47 Saturn shadow exit.
18:21:59 Ascending ring plane crossing.
18:25:34 Tethys flyby at 329,197 km.
18:30:14 Enceladus flyby at 222,027 km.
20:04:13 Calypso flyby at 109,916 km.
22:15:27 Rhea flyby at 345,303 km.
1979-09-02
18:00:33 Titan flyby at 362,962 km.
1979-10-05 Phase stop.
1979-10-05 Begin Pioneer Interstellar Mission.
More
1985-02- Instrument power sharing began due to declining generator power output.
1990-- Passed the orbit of Pluto.
1995-09-30 Routine daily mission operations stopped. Pioneer 11 is 6.5 billion km from Earth.
1995-11-30 Last signal received.

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