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

11- 1  14:26MR 16:57SS         18:38TE 23:55MS  5: 9TS          6:50SR          5:13VT 
11- 2  14:52MR 16:55SS         18:37TE  1: 7MS  5:10TS          6:52SR          4: 3VT 
11- 3  15:13MR 16:55SS         18:36TE  2:15MS  5:11TS          6:54SR          2:56VT 
11- 4  15:33MR 16:52SS         18:34TE  3:22MS  5:13TS          6:55SR          1:51VT 
11- 5  15:49MR 16:52SS         18:34TE  4:26MS  5:13TS          6:56SR          0:47VT 
11- 6  16: 7MR 16:51SS         18:32TE          5:15TS  5:31MS  6:58SR          0: 0VT 
11- 7  16:25MR 16:49SS         18:31TE          5:16TS  6:35MS  6:58SR          0: 0VT 
11- 8  16:46MR 16:47SS         18:30TE          5:18TS          7: 1SR  7:40MS  0: 0VT 
11- 9          16:46SS 17: 8MR 18:28TE          5:19TS          7: 1SR  8:47MS  0: 0VT 
11-10          16:46SS 17:37MR 18:28TE          5:20TS          7: 4SR  9:49MS  0: 0VT 
11-11          16:43SS 18:13MR 18:27TE          5:22TS          7: 4SR 10:49MS  0: 0VT 
11-12          16:43SS         18:25TE 18:58MR  5:22TS          7: 5SR 11:41MS  0:32VT 
11-13          16:42SS         18:25TE 19:52MR  5:24TS          7: 7SR          1:27VT 
11-14  12:25MS 16:40SS         18:23TE 20:52MR  5:25TS          7: 9SR          2:28VT 
11-15  13: 3MS 16:40SS         18:23TE 22: 1MR  5:26TS          7:10SR          3:37VT 
11-16  13:33MS 16:38SS         18:22TE 23:12MR  5:28TS          7:11SR          4:49VT 
11-17  13:58MS 16:37SS         18:22TE  0:24MR  5:28TS          7:13SR          6: 1VT 
11-18  14:19MS 16:37SS         18:21TE  1:39MR  5:30TS          7:15SR          7:17VT 
11-19  14:40MS 16:36SS         18:19TE  2:55MR  5:31TS          7:16SR          8:35VT 
11-20  15: 1MS 16:34SS         18:19TE  4:15MR  5:33TS          7:16SR          9:55VT 
11-21  15:23MS 16:34SS         18:19TE          5:34TS  5:37MR  7:19SR         11:14VT 
11-22  15:53MS 16:34SS         18:17TE          5:34TS  7: 4MR  7:19SR         11:17VT 
11-23  16:22MS 16:32SS         18:17TE          5:35TS          7:20SR  8:30MR 11:18VT 
11-24          16:31SS 17: 6MS 18:16TE          5:37TS          7:22SR  9:49MR 11:20VT 
11-25          16:31SS 18: 1MS 18:16TE          5:37TS          7:24SR 10:56MR 11:21VT 
11-26          16:31SS         18:16TE 19: 8MS  5:40TS          7:25SR 11:49MR 10:31VT 
11-27          16:30SS         18:16TE 20:23MS  5:40TS          7:25SR          9:16VT 
11-28  12:28MR 16:30SS         18:15TE 21:40MS  5:41TS          7:26SR          8: 1VT 
11-29  12:56MR 16:28SS         18:15TE 22:55MS  5:43TS          7:28SR          6:47VT 
11-30  13:19MR 16:28SS         18:15TE  0: 6MS  5:43TS          7:30SR          5:37VT 

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