| Time (UTC/GMT+0) | Mission | Event |
|
| 1981-08-26 06:02:47 | Voyager 2 | Telesto (1980 S13) 284,400km |
|
| 2005-03-29 | Cassini | (5) Distant Telesto flyby (75,000 km) |
|
| 2005-05-03 | Cassini | (7) Distant Telesto flyby (108,000 km) |
|
| 2005-06-26 | Cassini | (10) Distant Telesto flyby (87,000 km) |
|
| 2005-08-20 | Cassini | (13) Distant Telesto flyby (105,000 km) |
|
| 2005-10-11 | Cassini | (16) Distant Telesto flyby (10,000 km) |
|
| 2005-12-24 | Cassini | (19) Distant Telesto flyby (19,000 km) |
|
| 2006-07-23 | Cassini | (26) Distant Telesto flyby (45,000 km) |
|
| 2006-12-02 | Cassini | (34) Distant Telesto flyby (102,000 km) |
|
| 2007-04-24 | Cassini | (43) Distant Telesto flyby (107,000 km) |
|
| 2007-09-30 | Cassini | (50) Distant Telesto flyby (77,000 km) |
|
| 2007-12-02 | Cassini | (53) Distant Telesto flyby (120,000 km) |
|
| 2008-04-20 | Cassini | (65) Distant Telesto flyby (78,000 km) |
|
| 2008-04-30 | Cassini | (66) Distant Telesto flyby (35,000 km) |
|
| 2008-10-09 18:46:12 | Cassini | TELESTO non-targetted flyby: Inbound 67251.7 km flyby. v = 17.2 km/s. phase = 22 deg |
|
| 2008-11-08 21:31:21 | Cassini | TELESTO non-targetted flyby: Inbound 64749.3 km flyby. v = 16.4 km/s. phase = 84 deg |
|
| 2009-08-27 13:12:37 | Cassini | TELESTO non-targetted flyby: Outbound 24674.3 km flyby. v = 5.8 km/s. phase = 86 deg |
|
| 2010-01-27 00:29:52 | Cassini | TELESTO non-targetted flyby: Inbound 97030.6 km flyby. v = 7.2 km/s. phase = 91 deg |
|
| 2010-03-20 16:21:24 | Cassini | TELESTO non-targetted flyby: Inbound 89557.4 km flyby. v = 12.7 km/s. phase = 72 deg |
|
| 2010-04-27 20:45:05 | Cassini | TELESTO non-targetted flyby: Inbound 79578.7 km flyby. v = 6.7 km/s. phase = 97 deg |
|
| 2010-09-02 20:31:46 | Cassini | Non-argetted TELESTO flyby: Inbound 78853.1 km flyby, v = 11.1 km/s, phase = 73 deg. [137TL] |
|
| 2010-10-16 19:06:21 | Cassini | Non-argetted TELESTO flyby: Outbound 47837.8 km flyby, v = 5.5 km/s, phase = 98 deg. [139TL] |
|
| 2011-03-20 12:30:07 | Cassini | Non-argetted TELESTO flyby: Outbound 10416.3 km flyby, v = 4.4 km/s, phase = 83 deg. [146TL] |
|
| 2011-06-18 23:52:02 | Cassini | Non-argetted TELESTO flyby: Inbound 59932.2 km flyby, v = 2.7 km/s, phase = 114 deg. [149TL] |
|
| 2011-08-01 16:15:29 | Cassini | Non-argetted TELESTO flyby: Outbound 44455.7 km flyby, v = 8.3 km/s, phase = 155 deg. [151TL] |
|
| 2011-09-14 03:52:39 | Cassini | Non-argetted TELESTO flyby: Outbound 23031.6 km flyby, v = 7.7 km/s, phase = 53 deg. [153TL] |
|
| 2011-10-19 07:37:22 | Cassini | Non-argetted TELESTO flyby: Inbound 25395.4 km flyby, v = 7.5 km/s, phase = 54 deg. [155TL] |
|
| 2012-02-21 00:15:44 | Cassini | Non-argetted TELESTO flyby: Inbound 39428.4 km flyby, v = 7.1 km/s, phase = 66 deg. [161TL] |
|
| 2012-05-20 11:14:39 | Cassini | Targetted TELESTO flyby (T1): Outbound 2867.7 km flyby, v = 8.6 km/s, phase = 121 deg. [166TL] |
|
| 2012-08-12 21:40:35 | Cassini | Non-argetted TELESTO flyby: Inbound 91134.1 km flyby, v = 7.9 km/s, phase = 102 deg. [170TL] |
|
| 2015-05-09 18:34:17 | Cassini | Non-argetted TELESTO flyby: Outbound 45298.4 km flyby, v = 5.3 km/s, phase = 126 deg. [215TL] |
|
| 2015-05-28 14:25:38 | Cassini | Non-argetted TELESTO flyby: Inbound 44156.6 km flyby, v = 5.3 km/s, phase = 126 deg. [216TL] |
|
| 2015-06-16 13:31:57 | Cassini | Non-argetted TELESTO flyby: Outbound 43465.1 km flyby, v = 5.2 km/s, phase = 127 deg. [217TL] |
|
| 2015-07-05 14:46:22 | Cassini | Non-argetted TELESTO flyby: Outbound 14641.2 km flyby, v = 5.7 km/s, phase = 127 deg. [218TL] |
|
| 2015-10-28 07:16:10 | Cassini | Non-argetted TELESTO flyby: Inbound 58031.4 km flyby, v = 6.9 km/s, phase = 113 deg. [224TL] |
|
| 2016-01-14 12:18:02 | Cassini | Non-argetted TELESTO flyby: Outbound 11627.8 km flyby, v = 9.3 km/s, phase = 116 deg. [230TL] |
|
| 2016-02-14 23:47:31 | Cassini | Non-argetted TELESTO flyby: Inbound 39733.6 km flyby, v = 6.8 km/s, phase = 102 deg. [232TL] |
|
| 2016-10-23 01:26:06 | Cassini | Non-argetted TELESTO flyby: Inbound 64787.5 km flyby, v = 12.2 km/s, phase = 76 deg. [246TL] |
|
| 2016-11-01 13:28:01 | Cassini | Non-argetted TELESTO flyby: Inbound 98156.5 km flyby, v = 11.7 km/s, phase = 20 deg. [247TL] |
|