The dark sky table shows the 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

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

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.

© 1998-2008 David Haworth