# A Catalogue of Eclipses of Jupiter's Satellites for the Year 1734. By James Hodgson, F. R. S. Master of the Royal Mathematical School at Christ's Hospital, London

**Author(s):** James Hodgson  
**Year:** 1733  
**Journal:** Philosophical Transactions (1683-1775)  
**Volume:** 38  
**Pages:** 7 pages  
**Identifier:** jstor-103813  
**JSTOR URL:** <https://www.jstor.org/stable/103813>  

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III. A Catalogue of Eclipses of Jupiter's Satellites for the Year 1734. By James Hodgson, F.R.S. Master of the Royal Mathematical School at Christ's Hospital, London.

Eclipses of the first Satellite of Jupiter.

| Immersions | Immersions | Immersions |
|------------|------------|------------|
| D. H. M. S. | D. H. M. S. | D. H. M. S. |
| JANUARY    |            |            |
| 9 15 24 25* | 22 8 26 49 |            |
| 11 9 52 57  | 24 2 55 41 |            |
| 13 4 21 32  | 25 21 24 35 |            |
| 14 22 50 10  | 27 15 53 28* |            |
| 16 17 18 49* | 29 10 22 20 |            |
| 18 11 47 29  | 31 4 51 11 |            |
| 20 6 16 13  |            |            |
| 22 00 44 57  |            |            |
| APRIL      |            |            |
| 1 23 20 3   |            |            |
| 3 17 48 5+  |            |            |
| 5 12 17 46* |            |            |
| 7 6 46 37   |            |            |
| MARCH      |            |            |
| 9 1 15 27   |            |            |
| 10 19 44 14 |            |            |
| FEBRUARY   |            |            |
| 1 2 40 12   |            |            |
| 2 21 9 4    |            |            |
| 4 15 37 56* |            |            |
| 6 10 6 46   |            |            |
| 8 4 35 38   |            |            |
| 9 23 4 32   |            |            |
| 11 17 33 25*|            |            |
| 13 12 2 17  |            |            |
| 15 6 31 11  |            |            |
| 17 1 00 6   |            |            |
| 18 19 29 00 |            |            |
| 20 13 57 54*|            |            |

MAY
Eclipses of the first Satellite of Jupiter.

| Immersions | Emersions | Emersions |
|------------|-----------|-----------|
| **D. H. M. S.** | **D. H. M. S.** | **D. H. M. S.** |
| **May** | | |
| 2 1 28 4 | 18 22 22 29 | 5 17 17 1 |
| 3 19 56 32 | 20 16 50 47 | 7 11 46 9 |
| 5 14 25 2* | 22 11 19 8* | 9 6 15 17 |
| 7 8 53 50* | 24 5 47 30 | 11 00 44 26 |
| 9 3 23 59 | 26 00 15 55 | 12 19 13 37 |
| 10 21 50 24 | 27 18 44 20 | 14 13 42 49 |
| 12 16 18 47* | 29 13 12 45 | 16 8 12 3 |
| 14 10 47 8* | | 18 2 41 18 |
| **July** | | |
| 1 7 41 11 | 19 21 10 33 | |
| 3 2 9 39 | 21 15 39 50 | |
| 4 20 38 10 | 23 10 9 7* | |
| 6 15 6 44 | 25 4 38 26 | |
| 8 9 35 18* | 26 23 7 47 | |
| 10 4 3 53 | 28 17 37 7 | |
| 11 22 32 31 | 30 12 6 30 | |
| **September** | | |
| 13 17 1 13 | | |
| 15 11 29 57* | 1 6 35 51* | |
| 17 5 58 43 | 3 1 5 13 | |
| 19 00 27 29 | 4 19 34 35 | |
| 20 18 56 18 | 6 14 3 57 | |
| 22 13 25 8 | 8 8 33 20* | |
| **June** | | |
| 1 5 39 48 | 24 7 54 00* | 10 3 2 43 |
| 3 00 8 1 | 26 2 22 55 | 11 21 32 5 |
| 4 18 36 16 | 27 20 51 52 | 13 16 1 27 |
| 6 13 4 30* | 29 15 20 52 | 15 10 30 49 |
| 8 7 32 46 | 31 9 49 52* | 17 5 00 9 |
| 10 2 1 1 | | 18 23 29 28 |
| 11 20 29 18 | | |
| 13 14 57 34 | | |
| 15 9 25 52* | 2 4 18 55 | 24 6 57 22* |
| 17 3 54 10 | 3 22 47 57 | 26 1 26 37 |

* indicates an event that occurs at midnight.
Eclipses of the first Satellite of Jupiter.

| Emersions | Emersions | Emersions |
|-----------|-----------|-----------|
| D. H. M. S. | D. H. M. S. | D. H. M. S. |
| 27 19 55 50 | 20 20 12 27 | 14 14 50 00 |
| 29 14 25 00 | 22 14 41 8 | Jupiter and the Sun in Conjunction. |
| 24 9 9 47 | 26 3 38 25 | December. |
| 26 22 7 2 | 27 22 7 2 | Jupiter and the Sun in Conjunction. |
| OCTOBER. | NOVEMBER. | Immersions. |
| 1 8 54 9 | 29 16 35 33 | 21 16 21 3 |
| 3 3 23 16 | 31 11 4 2 | 23 10 48 45 |
| 4 21 52 21 | 2 5 32 28* | 25 15 16 25 |
| 6 16 21 24 | 4 00 00 50 | 26 23 44 10 |
| 8 10 50 26 | 5 18 29 7 | 28 18 11 55 |
| 10 5 19 26* | 7 12 57 23 | 30 12 39 49 |
| 11 23 48 25 | 9 7 25 35 | |
| 13 18 17 19 | 11 1 53 45 | |
| 15 12 46 12 | 12 20 21 53 | |

Eclipses of the second Satellite of Jupiter.

| Immersions | Immersions | Immersions |
|------------|------------|------------|
| JANUARY. | MARCH. | APRIL. |
| 9 18 12 32* | 24 9 50 27 | 4 1 45 25 |
| 1 16 7 57 | 13 7 30 13 | 7 15 3 41 |
| 5 5 24 00 | 16 20 48 2 | 11 4 21 50 |
| 8 18 40 9* | 20 10 5 59 | 14 17 39 56 |
| 12 7 56 27 | 23 23 24 00 | 18 6 57 56 |
| 15 21 12 56 | 27 12 42 6 | 21 20 15 52 |
| 19 10 29 32 | | 25 9 33 40 |
| 22 23 46 17 | | 28 22 51 23 |
| 26 13 3 14 | | MAY. |
| 30 2 20 19 | | |
Eclipses of the second Satellite of Jupiter.

| Immersions | Emersions | Emersions |
|------------|-----------|-----------|
| D. H. M. S. | D. H. M. S. | D. H. M. S. |
| May        | October   | August    |
| 9 3 14 16  | 2 10 48 43 | 16 19 54 45 |
| 12 16 32 9 | 6 00 7 33  | 20 9 12 3* |
| 16 5 50 15 | 9 13 26 16 | 23 22 29 18 |
| 2 12 9 00* | 13 2 44 53 | 27 11 46 27* |
| 6 1 26 31  | 16 16 3 18 | 31 1 3 36 |
| 9 14 43 59*| 20 5 21 27* | 17 5 38 27 |
| 13 4 1 20  | 23 18 39 27 | June      |
| 30 11 3 47 | 27 7 57 25  | 20 18 57 37 |
|            | 30 21 15 8  | 24 8 16 55* |
| Emerusions | November   | September |
| 16 19 54 45| 3 10 32 36 | 3 14 20 41* |
| 20 9 12 3* | 6 23 49 51 | 7 3 37 45 |
| 23 22 29 18| 10 13 6 55 | 10 16 54 54 |
| 27 11 46 27*| 14 2 23 49 | 14 6 12 4 |
| 31 1 3 36  | Jupiter and the Sun in Conjunction. | 17 19 29 16 |
|            | December   | 21 8 46 31 |
|            | Jupiter and the Sun in Conjunction. | 24 22 3 51 |
|            | January    | 23 11 21 17* |
| July       |           | 18 5 32 23 |
| 2 00 38 49 |           | 21 18 51 36 |
| 5 13 56 29 |           | 25 8 10 46 |
| 28 21 29 45|           | 26 14 55 48 |
|            |           | 30 4 11 52 |
Eclipses of the third Satellite of Jupiter.

| D. H. M. S. | D. H. M. S. | D. H. M. S. |
|-------------|-------------|-------------|
| **January** |             |             |
| Immersions  |             |             |
| 6 23 59 59  | 12 11 42 3* |             |
| 14 3 53 42  | 19 15 41 54 |             |
| 21 7 52 2   | 26 19 41 39 |             |
| 28 11 49 2  |             |             |
| Emerisions  |             |             |
| 7 2 17 13   |             |             |
| 14 6 13 22  |             |             |
| 21 10 10 10 |             |             |
| 28 14 7 40  |             |             |
| **February**|             |             |
| Immersions  |             |             |
| 4 15 46 40* |             |             |
| 11 19 44 52 |             |             |
| 18 23 43 35 |             |             |
| 26 3 42 45  |             |             |
| Emerisions  |             |             |
| 4 18 5 50*  |             |             |
| 11 22 4 36  |             |             |
| 19 2 3 55   |             |             |
| 26 6 3 43   |             |             |
| **March**   |             |             |
| Immersions  |             |             |
| 5 7 42 21   |             |             |
| 30 9 58 12* |             |             |
|             |             |             |
| **April**   |             |             |
| Immersions  |             |             |
| 2 23 41 18  |             |             |
| 10 3 40 51  |             |             |
| 17 7 40 1   |             |             |
| 24 11 38 52*|             |             |
| Emerisions  |             |             |
| 5 5 49 33   |             |             |
| 12 9 48 58* |             |             |
| 19 13 49 00 |             |             |
| 26 17 49 31 |             |             |
| **May**     |             |             |
| Immersions  |             |             |
| 1 15 37 21  |             |             |
| 8 19 35 30  |             |             |
| Emerisions  |             |             |
| 16 2 1 55   |             |             |
| 23 6 00 13  |             |             |
| 30 9 58 12* |             |             |
|             |             |             |
| **June**    |             |             |
| Immersions  |             |             |
| 27 23 17 8  |             |             |
| Emerisions  |             |             |
| 6 13 56 4   |             |             |
| 13 17 54 3  |             |             |
| 20 21 52 12 |             |             |
| 28 1 50 38  |             |             |
| **July**    |             |             |
| Immersions  |             |             |
| 5 3 15 15   |             |             |
| 12 7 13 52  |             |             |
| 19 11 13 4* |             |             |
| 26 15 12 45 |             |             |
| Emerisions  |             |             |
| 5 5 49 33   |             |             |
| 12 9 48 58* |             |             |
| 19 13 49 00 |             |             |
| 26 17 49 31 |             |             |
| **August**  |             |             |
| Immersions  |             |             |
| 2 19 12 59  |             |             |
| 9 23 13 42  |             |             |
| 17 3 14 49  |             |             |
| 24 7 16 12* |             |             |
| 31 11 17 52 |             |             |
Eclipses of the third Satellite of Jupiter.

| D. H. M. S. | D. H. M. S. | D. H. M. S. |
|------------|------------|------------|
| **August.** | **Emersions.** | **13** 14 11 15 |
| Emersions. | 7 18 1 26 | 20 18 11 32 |
| 2 21 50 35 | 14 22 4 3 | 27 22 11 18 |
| 10 1 52 8 | 22 2 6 30 | November. |
| 17 5 54 5 | 29 6 8 33* | Emersions. |
| 24 9 56 18 | | October. |
| 31 13 58 48 | | 4 2 10 13 |
| **September.** | **Immersions.** | 11 6 8 17 |
| Immersions. | 6 7 24 53 | December. |
| 7 15 19 38 | 13 11 25 7 | Immersions. |
| 14 19 21 23 | | 16 22 56 49 |
| 21 23 22 58 | | 24 2 51 56 |
| 29 3 24 9 | 6 10 10 9 | 31 6 47 19 |

Eclipses of the fourth Satellite of Jupiter.

November the 2d.
H. M. S.
Immersion at 3 40 39
Emersion at 4 12 27

Jupiter and the Sun in Conjunction.

December the 22d.
H. M. S.
Immersion at 8 44 59
Emersion at 10 27 1

N B. Those that are marked with a Star, are visible at London.