October 2000 Dark Sky Observing Time

The dark sky table shows the Pacific Daylight Saving Time (PDT) times and Pacific Standard Time (PST) times for sunset, astronomical twilight ends, astronomical twilight starts, sunrise, moonrise, moonset and total moon-free, twilight-free viewing time for Portland, Oregon, U.S.A. (Longitude: West 122.68 degrees & Latitude: North 45.52 degrees). Moon-free, twilight-free viewing time is the best time to observer deep sky objects because the moon light and twilight will not interfere with observing these faint objects.

Format:  ##:##SS = Sunset     ##:##TE = Twilight Ends    ##:##MR = Moonrise             
         ##:##SR = Sun Rise   ##:##TS = Twilight Starts  ##:##MS = Moonset
         ##:##VT = Moon-free, Twilight-free Viewing Time                  

Date            Sunset        Twilight Ends    Twilight Starts  Sun Rise  Viewing Time

10- 1          18:49SS         20:30TE 21:19MS  5:30TS          7:10SR          8:10VT 
10- 2  12:22MR 18:47SS         20:28TE 21:53MS  5:31TS          7:11SR          7:37VT 
10- 3  13:22MR 18:46SS         20:25TE 22:34MS  5:31TS          7:13SR          6:57VT 
10- 4  14:18MR 18:43SS         20:23TE 23:19MS  5:34TS          7:13SR          6:14VT 
10- 5  15: 7MR 18:42SS         20:22TE  0:10MS  5:34TS          7:15SR          5:24VT 
10- 6  15:49MR 18:40SS         20:19TE  1: 6MS  5:35TS          7:16SR          4:30VT 
10- 7  16:25MR 18:37SS         20:17TE  2: 4MS  5:37TS          7:18SR          3:33VT 
10- 8  16:57MR 18:36SS         20:16TE  3: 7MS  5:39TS          7:19SR          2:31VT 
10- 9  17:28MR 18:34SS         20:15TE  4:10MS  5:40TS          7:20SR          1:29VT 
10-10  17:53MR 18:32SS         20:13TE  5:16MS  5:41TS          7:22SR          0:25VT 
10-11  18:19MR 18:31SS         20:10TE          5:43TS  6:24MS  7:22SR          0: 0VT 
10-12          18:28SS 18:43MR 20: 8TE          5:43TS          7:25SR  7:33MS  0: 0VT 
10-13          18:27SS 19:10MR 20: 7TE          5:45TS          7:25SR  8:42MS  0: 0VT 
10-14          18:25SS 19:38MR 20: 6TE          5:46TS          7:26SR  9:55MS  0: 0VT 
10-15          18:23SS         20: 4TE 20:10MR  5:48TS          7:28SR 11: 7MS  0: 6VT 
10-16          18:22SS         20: 1TE 20:49MR  5:49TS          7:30SR          0:47VT 
10-17  12:19MS 18:19SS         20: 1TE 21:37MR  5:50TS          7:31SR          1:36VT 
10-18  13:25MS 18:19SS         19:58TE 22:31MR  5:52TS          7:33SR          2:33VT 
10-19  14:22MS 18:16SS         19:57TE 23:34MR  5:52TS          7:34SR          3:37VT 
10-20  15:11MS 18:15SS         19:55TE  0:45MR  5:55TS          7:34SR          4:49VT 
10-21  15:53MS 18:13SS         19:53TE  1:58MR  5:55TS          7:37SR          6: 4VT 
10-22  16:28MS 18:12SS         19:52TE  3:10MR  5:56TS          7:37SR          7:18VT 
10-23  16:58MS 18:10SS         19:51TE  4:24MR  5:58TS          7:39SR          8:32VT 
10-24  17:27MS 18: 8SS         19:49TE  5:35MR  6: 0TS          7:40SR          9:46VT 
10-25  17:52MS 18: 7SS         19:47TE          6: 1TS  6:46MR  7:41SR         10:13VT 
10-26          18: 4SS 18:19MS 19:46TE          6: 1TS          7:43SR  7:55MR 10:15VT 
10-27          18: 4SS 18:46MS 19:45TE          6: 4TS          7:45SR  9: 3MR 10:19VT 
10-28          18: 1SS 19:16MS 19:43TE          6: 4TS          7:46SR 10: 8MR 10:21VT 
Daylight Saving Time ends October 29, 2:00 am. The below times are PST
10-29          17: 1SS         18:42TE 18:49MS  5: 5TS          6:48SR 10:10MR 10:16VT 
10-30          16:58SS         18:40TE 19:27MS  5: 7TS          6:49SR 11: 8MR  9:40VT 
10-31          16:58SS         18:38TE 20:10MS  5: 9TS          6:50SR          8:58VT 

This Dark Sky table may print better in landscape orientation. Also, when printing using Netscape check the Black Text option in the File menu, Page Setup... menu in order to print the white text. This Dark Sky table was created by Dave Heider's Dark Sky DOS program. Download the Dark Sky DOS program to create your own unique Dark Sky tables for your location and time of observing.