Ephemeris for 109P/Swift-Tuttle

by Dominic Ford

Display options

Show rising and setting times
Show age of Moon
Show angular motion
Show phase

Show angular size
Show solar separation
Show observability
Show distance from Earth
Show distance from Sun

Date format

RA/Dec format

Observer location

Object type

Object

Timezone

Start date

Interval

Rows

You are welcome to reproduce the data below for non-profit purposes , providing you credit In-The-Sky.org.

It is also available in CSV (i.e. spreadsheet) and plain text format for easy pasting into other programs.

All times computed for South El Monte (latitude 34.05°; longitude -118.05°) and expressed in South El Monte time.

Begin typing the name of a town near to you, and then select the town from the list of options which appear below.

Ephemeris for 109P/Swift-Tuttle
Date	Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation
Date	Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation

Ephemeris for 109P/Swift-Tuttle
Date			Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation
Date			Time	Age of Moon	Right Ascension	Declination	Rise	Culm	Set	Approx Mag.	Observable (hover mouse)	Constellation
2026	Mar	28	00:00 PDT	09 days	09^h36^m01^s	−19°11'45"	16:53	22:01	03:10	37.1	20:09 until 00:59	Hydra
2026	Mar	29	00:00 PDT	10 days	09^h35^m57^s	−19°10'53"	16:49	21:57	03:06	37.1	20:09 until 00:55	Hydra
2026	Mar	30	00:00 PDT	11 days	09^h35^m53^s	−19°10'01"	16:45	21:53	03:02	37.1	20:10 until 00:51	Hydra
2026	Mar	31	00:00 PDT	12 days	09^h35^m49^s	−19°09'09"	16:41	21:49	02:58	37.1	20:11 until 00:47	Hydra
2026	Apr	01	00:00 PDT	13 days	09^h35^m45^s	−19°08'16"	16:37	21:45	02:54	37.1	20:12 until 00:43	Hydra
2026	Apr	02	00:00 PDT	14 days	09^h35^m41^s	−19°07'24"	16:32	21:41	02:50	37.1	20:13 until 00:39	Hydra
2026	Apr	03	00:00 PDT	15 days	09^h35^m38^s	−19°06'31"	16:28	21:37	02:46	37.1	20:14 until 00:35	Hydra
2026	Apr	04	00:00 PDT	16 days	09^h35^m34^s	−19°05'38"	16:24	21:33	02:42	37.1	20:14 until 00:32	Hydra
2026	Apr	05	00:00 PDT	17 days	09^h35^m31^s	−19°04'45"	16:20	21:29	02:38	37.1	20:15 until 00:28	Hydra
2026	Apr	06	00:00 PDT	18 days	09^h35^m27^s	−19°03'51"	16:16	21:25	02:34	37.1	20:16 until 00:24	Hydra
2026	Apr	07	00:00 PDT	19 days	09^h35^m24^s	−19°02'58"	16:12	21:21	02:30	37.1	20:17 until 00:20	Hydra
2026	Apr	08	00:00 PDT	20 days	09^h35^m21^s	−19°02'04"	16:08	21:17	02:26	37.1	20:18 until 00:16	Hydra
2026	Apr	09	00:00 PDT	21 days	09^h35^m18^s	−19°01'11"	16:04	21:13	02:22	37.1	20:19 until 00:12	Hydra
2026	Apr	10	00:00 PDT	22 days	09^h35^m15^s	−19°00'17"	16:00	21:09	02:18	37.1	20:20 until 00:08	Hydra
2026	Apr	11	00:00 PDT	23 days	09^h35^m12^s	−18°59'23"	15:56	21:05	02:15	37.1	20:21 until 00:04	Hydra
2026	Apr	12	00:00 PDT	24 days	09^h35^m09^s	−18°58'29"	15:52	21:01	02:11	37.1	20:22 until 00:00	Hydra
2026	Apr	13	00:00 PDT	25 days	09^h35^m06^s	−18°57'35"	15:48	20:57	02:07	37.1	20:22 until 23:56	Hydra
2026	Apr	14	00:00 PDT	26 days	09^h35^m03^s	−18°56'42"	15:44	20:53	02:03	37.1	20:23 until 23:52	Hydra
2026	Apr	15	00:00 PDT	27 days	09^h35^m00^s	−18°55'48"	15:40	20:49	01:59	37.1	20:24 until 23:49	Hydra
2026	Apr	16	00:00 PDT	28 days	09^h34^m58^s	−18°54'54"	15:36	20:45	01:55	37.1	20:25 until 23:45	Hydra
2026	Apr	17	00:00 PDT	29 days	09^h34^m55^s	−18°54'00"	15:32	20:42	01:51	37.1	20:26 until 23:41	Hydra
2026	Apr	18	00:00 PDT	00 days	09^h34^m53^s	−18°53'06"	15:28	20:38	01:47	37.1	20:27 until 23:37	Hydra
2026	Apr	19	00:00 PDT	01 days	09^h34^m51^s	−18°52'12"	15:24	20:34	01:43	37.1	20:28 until 23:33	Hydra
2026	Apr	20	00:00 PDT	02 days	09^h34^m49^s	−18°51'19"	15:20	20:30	01:39	37.1	20:29 until 23:29	Hydra
2026	Apr	21	00:00 PDT	03 days	09^h34^m46^s	−18°50'25"	15:16	20:26	01:35	37.1	20:30 until 23:25	Hydra
All times computed for South El Monte (latitude 34.05; longitude -118.05) and expressed in South El Monte time. All positions are in J2000.0 coordinates. Ephemeris by Dominic Ford – https://in-the-sky.org/ephemeris.php

Embed this ephemeris in your website

You can embed this ephemeris in your website. Simply configure the options below, and paste the grey HTML code into your website.

This widget has a transparent background and no border to give you maximum flexibility to integrate it into the design of your website.

Color scheme

Location

HTML code

Embed this ephemeris in your website

Share