Every ingress of the Sun and planets, chronologically, with the exact UTC instant. Retrograde re-entries are marked.
In 1978 the Sun and planets change signs 47 times. Outer-planet ingresses: Saturn enters Leo on Jan 5, 1978, 00:46 UTC (retrograde re-entry); Jupiter enters Cancer on Apr 12, 1978, 00:12 UTC; Saturn enters Virgo on Jul 26, 1978, 12:01 UTC; Jupiter enters Leo on Sep 5, 1978, 08:31 UTC.
| Instant (UTC) | Planet | From | Into |
|---|---|---|---|
| Jan 5, 1978, 00:46 UTC | ♄ Saturn ℞ | Virgo | Leo |
| Jan 13, 1978, 20:07 UTC | ☿ Mercury | Sagittarius | Capricorn |
| Jan 20, 1978, 10:04 UTC | ☉ Sun | Capricorn | Aquarius |
| Jan 20, 1978, 18:29 UTC | ♀ Venus | Capricorn | Aquarius |
| Jan 26, 1978, 01:59 UTC | ♂ Mars ℞ | Leo | Cancer |
| Feb 4, 1978, 15:54 UTC | ☿ Mercury | Capricorn | Aquarius |
| Feb 13, 1978, 16:06 UTC | ♀ Venus | Aquarius | Pisces |
| Feb 19, 1978, 00:21 UTC | ☉ Sun | Aquarius | Pisces |
| Feb 22, 1978, 16:11 UTC | ☿ Mercury | Aquarius | Pisces |
| Mar 9, 1978, 16:29 UTC | ♀ Venus | Pisces | Aries |
| Mar 10, 1978, 12:10 UTC | ☿ Mercury | Pisces | Aries |
| Mar 20, 1978, 23:34 UTC | ☉ Sun | Pisces | Aries |
| Apr 2, 1978, 21:14 UTC | ♀ Venus | Aries | Taurus |
| Apr 10, 1978, 18:50 UTC | ♂ Mars | Cancer | Leo |
| Apr 12, 1978, 00:12 UTC | ♃ Jupiter | Gemini | Cancer |
| Apr 20, 1978, 10:49 UTC | ☉ Sun | Aries | Taurus |
| Apr 27, 1978, 07:54 UTC | ♀ Venus | Taurus | Gemini |
| May 16, 1978, 08:20 UTC | ☿ Mercury | Aries | Taurus |
| May 21, 1978, 10:09 UTC | ☉ Sun | Taurus | Gemini |
| May 22, 1978, 02:03 UTC | ♀ Venus | Gemini | Cancer |
| Jun 3, 1978, 15:26 UTC | ☿ Mercury | Taurus | Gemini |
| Jun 14, 1978, 02:38 UTC | ♂ Mars | Leo | Virgo |
| Jun 16, 1978, 06:19 UTC | ♀ Venus | Cancer | Leo |
| Jun 17, 1978, 15:49 UTC | ☿ Mercury | Gemini | Cancer |
| Jun 21, 1978, 18:09 UTC | ☉ Sun | Gemini | Cancer |
| Jul 2, 1978, 22:28 UTC | ☿ Mercury | Cancer | Leo |
| Jul 12, 1978, 02:14 UTC | ♀ Venus | Leo | Virgo |
| Jul 23, 1978, 05:01 UTC | ☉ Sun | Cancer | Leo |
| Jul 26, 1978, 12:01 UTC | ♄ Saturn | Leo | Virgo |
| Jul 27, 1978, 06:10 UTC | ☿ Mercury | Leo | Virgo |
| Aug 4, 1978, 09:07 UTC | ♂ Mars | Virgo | Libra |
| Aug 8, 1978, 03:08 UTC | ♀ Venus | Virgo | Libra |
| Aug 13, 1978, 07:06 UTC | ☿ Mercury ℞ | Virgo | Leo |
| Aug 23, 1978, 11:57 UTC | ☉ Sun | Leo | Virgo |
| Sep 5, 1978, 08:31 UTC | ♃ Jupiter | Cancer | Leo |
| Sep 7, 1978, 05:08 UTC | ♀ Venus | Libra | Scorpio |
| Sep 9, 1978, 19:23 UTC | ☿ Mercury | Leo | Virgo |
| Sep 19, 1978, 20:57 UTC | ♂ Mars | Libra | Scorpio |
| Sep 23, 1978, 09:26 UTC | ☉ Sun | Virgo | Libra |
| Sep 26, 1978, 16:40 UTC | ☿ Mercury | Virgo | Libra |
| Oct 14, 1978, 05:29 UTC | ☿ Mercury | Libra | Scorpio |
| Oct 23, 1978, 18:37 UTC | ☉ Sun | Libra | Scorpio |
| Nov 2, 1978, 01:21 UTC | ♂ Mars | Scorpio | Sagittarius |
| Nov 3, 1978, 07:48 UTC | ☿ Mercury | Scorpio | Sagittarius |
| Nov 22, 1978, 16:04 UTC | ☉ Sun | Scorpio | Sagittarius |
| Dec 12, 1978, 17:39 UTC | ♂ Mars | Sagittarius | Capricorn |
| Dec 22, 1978, 05:21 UTC | ☉ Sun | Sagittarius | Capricorn |