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  18:22MS 18:49SS         20:30TE          5:28TS  6:19MR  7:10SR          8:59VT 
10- 2  18:37MS 18:47SS         20:28TE          5:31TS          7:10SR  7:26MR  9: 2VT 
10- 3          18:46SS 18:53MS 20:25TE          5:31TS          7:13SR  8:36MR  9: 6VT 
10- 4          18:43SS 19:12MS 20:23TE          5:33TS          7:13SR  9:47MR  9: 9VT 
10- 5          18:42SS 19:34MS 20:22TE          5:34TS          7:15SR 11: 1MR  9:12VT 
10- 6          18:40SS 20: 0MS 20:21TE          5:35TS          7:16SR          9:15VT 
10- 7  12:18MR 18:38SS         20:19TE 20:36MS  5:37TS          7:18SR          9: 0VT 
10- 8  13:31MR 18:37SS         20:16TE 21:22MS  5:39TS          7:19SR          8:16VT 
10- 9  14:34MR 18:34SS         20:15TE 22:23MS  5:40TS          7:19SR          7:16VT 
10-10  15:28MR 18:32SS         20:13TE 23:37MS  5:40TS          7:22SR          6: 3VT 
10-11  16: 7MR 18:31SS         20:10TE  0:58MS  5:43TS          7:22SR          4:44VT 
10-12  16:38MR 18:28SS         20:10TE  2:22MS  5:43TS          7:24SR          3:21VT 
10-13  17: 4MR 18:28SS         20: 7TE  3:45MS  5:45TS          7:25SR          2: 0VT 
10-14  17:25MR 18:25SS         20: 6TE  5: 5MS  5:46TS          7:26SR          0:40VT 
10-15  17:45MR 18:23SS         20: 4TE          5:48TS  6:25MS  7:28SR          0: 0VT 
10-16  18: 4MR 18:22SS         20: 2TE          5:49TS          7:30SR  7:43MS  0: 0VT 
10-17          18:21SS 18:23MR 20: 1TE          5:49TS          7:31SR  9: 3MS  0: 0VT 
10-18          18:19SS 18:47MR 19:58TE          5:52TS          7:31SR 10:22MS  0: 0VT 
10-19          18:16SS 19:16MR 19:58TE          5:52TS          7:34SR 11:37MS  0: 0VT 
10-20          18:16SS 19:52MR 19:55TE          5:54TS          7:34SR          0: 0VT 
10-21  12:45MS 18:13SS         19:53TE 20:37MR  5:55TS          7:35SR          0:43VT 
10-22  13:41MS 18:12SS         19:52TE 21:32MR  5:56TS          7:37SR          1:40VT 
10-23  14:28MS 18:10SS         19:51TE 22:34MR  5:58TS          7:39SR          2:43VT 
10-24  15: 4MS 18: 8SS         19:49TE 23:40MR  6: 0TS          7:40SR          3:51VT 
10-25  15:31MS 18: 7SS         19:47TE  0:48MR  6: 1TS          7:41SR          5: 0VT 
10-26  15:53MS 18: 6SS         19:46TE  1:54MR  6: 1TS          7:43SR          6: 7VT 
10-27  16:12MS 18: 4SS         19:45TE  3: 0MR  6: 3TS          7:45SR          7:15VT 
10-28  16:28MS 18: 2SS         19:43TE  4: 5MR  6: 4TS          7:46SR          8:22VT 
10-29  16:44MS 18: 1SS         19:42TE  5:11MR  6: 5TS          7:46SR          9:29VT 
Daylight Saving Time ends October 30, 2:00 am. The below times are PST
10-30  16: 0MS 17: 0SS         18:40TE          5: 7TS  5:20MR  6:49SR         10:26VT 
10-31  16:16MS 16:58SS         18:40TE          5: 9TS  6:31MR  6:49SR         10:28VT 

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.

© 1998-2003 David Haworth