Browse MacRobert, Alan M.
1-129 out of 129 article(s)
| Title |
Type |
Date |
Words |
| Help track a fast eclipsing binary: SZ her performs every 20 hours--but not exactly like clockwork. |
|
Jul 1, 2007 |
1363 |
| Pattern Asterisms: A New Way to Chart the Stars. |
Brief article |
Nov 1, 2006 |
125 |
| Light-bucket eyes. |
Brief article |
Nov 1, 2006 |
194 |
| A bright-moon Pleiades occultation: on the night of October 9-10, the waning gibbous Moon crosses the Pleiades for most of North America. |
|
Oct 1, 2006 |
404 |
| An Atlantic solar eclipse: South America and Africa get a partial eclipse of the Sun on September 22nd. |
Brief article |
Sep 1, 2006 |
300 |
| A Pleiades occultation before dawn: on the morning of July 20th, the crescent moon again crosses the Pleiades for eastern and central North America. |
|
Jul 1, 2006 |
679 |
| Seeing isn't believing. |
Brief article |
Jun 1, 2006 |
182 |
| Europe's partial solar eclipse: hundreds of millions of people are in line to get a partial shading on March 29th. |
|
Mar 1, 2006 |
387 |
| Martian mellow yellow blues. |
Brief article |
Mar 1, 2006 |
263 |
| The truth about "true color". |
Brief article |
Mar 1, 2006 |
201 |
| A backyard guide to Saturn: shining in the east, Saturn may offer more than you expect. |
|
Feb 1, 2006 |
1270 |
| When three equals two. |
Letter to the editor |
Feb 1, 2006 |
120 |
| An amateur's treasure chest. |
Critical essay |
Jan 1, 2006 |
563 |
| The Christmas-morning Spica occultation: start the holiday a special way this year: by watching the crescent Moon cover a 1st-magnitude star. |
|
Dec 1, 2005 |
433 |
| Perseids 2005: right on schedule: the "Old Faithful" of annual meteor showers delivered nicely. |
|
Dec 1, 2005 |
525 |
| Watching history happen. |
|
Oct 1, 2005 |
666 |
| Image-stabilize your binoculars: this easy-to-build setup will let you get the most out of your binoculars. |
|
Oct 1, 2005 |
1120 |
| Hubble's anniversary present. |
|
Sep 1, 2005 |
648 |
| So you want giant binoculars ... two eyes are better than one. The RB-66 from JMI offers a two-telescope approach to two-eyed observing. |
Product/Service Evaluation |
Sep 1, 2005 |
1650 |
| Fine year for a Perseid watch: the late-night sky will be moonless for meteor watching around August 11th and 12th. |
|
Aug 1, 2005 |
884 |
| Meteors in the telescope: there are a lot more meteors than meet the eye--especially in mid-July. |
|
Jul 1, 2005 |
572 |
| A fine Antares occultation. |
|
Jul 1, 2005 |
748 |
| Dynamic Jupiter: an observing guide: there's always something happening on Jupiter, now on display in the evening sky. Here's your guide to what to hunt. |
|
May 1, 2005 |
1936 |
| Two stellar opposites. |
Brief article |
May 1, 2005 |
181 |
| 3C 273: catch the brightest quasar: tonight you can find an object 1.9 billion light-years out in the evening deeps. |
|
May 1, 2005 |
689 |
| The Moon occults fiery Antares: set your alarm clock to catch a Moon-and-star drama on the morning of March 3rd. |
|
Mar 1, 2005 |
1012 |
| The closet whiz-by of Toutatis. |
|
Sep 1, 2004 |
1048 |
| 50 ways to lose your aliens. |
Book Review |
Mar 1, 2003 |
813 |
| OGLEing new extrasolar planets. |
|
Jun 1, 2002 |
492 |
| Binary quasar is no mirage. |
|
Jun 1, 2002 |
326 |
| T Pyxidis: still hanging fire. |
|
Apr 1, 2002 |
541 |
| Hubble peers into the Merope Nebula. |
|
Mar 1, 2001 |
257 |
| A well-behaved exoplanet. |
|
Mar 1, 2001 |
361 |
| Collecting Sirius binaries. |
|
Mar 1, 2001 |
522 |
| A New Standard in Solar Filters. |
Brief Article |
Sep 1, 2000 |
932 |
| July's Three Pacific Eclipses. |
Brief Article |
Jul 1, 2000 |
1057 |
| Power vs. Pupil Size: Which Is Better? |
Brief Article |
Jul 1, 2000 |
446 |
| Six 8-Inch Dobsonians : A Dobsonian telescope offers big aperture and easy, simple use at a low price. We compared the six competing 8-inch f/6 models to see how well each of them performs. |
Evaluation |
Jan 1, 2000 |
5646 |
| An Observatory with Sails. |
Brief Article |
Dec 1, 1999 |
581 |
| What You See and What You Get. |
Brief Article |
Oct 1, 1999 |
504 |
| A Star-Hop in the Scutum Milky Way: Using this map with a backyard telescope, you can navigate to deep-sky sights you might have thought were beyond reach. |
|
Sep 1, 1999 |
2863 |
| Solar Filters: Which Is Best? |
|
Jul 1, 1999 |
1932 |
| The Moon Occults Regulus. |
Brief Article |
May 1, 1999 |
730 |
| Gamma-Ray Burst Hunters Catch A Whopper. |
|
May 1, 1999 |
2417 |
| The moons of Uranus and Neptune. |
|
Sep 1, 1998 |
855 |
| The moon occults Aldebaran. |
|
Sep 1, 1998 |
679 |
| Perseids in the moonlight. |
|
Aug 1, 1998 |
697 |
| The Cygnus baseball diamond. |
|
Aug 1, 1998 |
847 |
| Reactions from the locals. |
|
May 1, 1998 |
554 |
| Venus and Jupiter are occulted together. |
Calendar |
Apr 1, 1998 |
344 |
| Amateurs find a bright new Cepheid. |
|
Mar 1, 1998 |
459 |
| The February 26th eclipse of the sun. |
|
Feb 1, 1998 |
1750 |
| Latitude is everything. |
|
Jan 1, 1998 |
826 |
| A star-hop in the heart of Orion. |
|
Jan 1, 1998 |
3120 |
| Leonids in the moonlight. |
|
Nov 1, 1997 |
1152 |
| Time and the amateur astronomer. |
|
Oct 1, 1997 |
1953 |
| Tracking Jupiter's Great Red Spot. |
|
Sep 1, 1997 |
1320 |
| An early-morning moon occults Saturn. |
|
Sep 1, 1997 |
979 |
| Watching the Perseid meteor shower. |
|
Aug 1, 1997 |
2044 |
| A binocular tour from Antares. |
|
Jul 1, 1997 |
1682 |
| Caring for optics. |
|
Jul 1, 1997 |
1983 |
| Star-finding with a planisphere. |
|
Jun 1, 1997 |
1220 |
| SZ Herculis: a fast eclipsing binary. |
|
Jun 1, 1997 |
1466 |
| A Galaxy-Hop in Leo. |
|
Apr 1, 1997 |
2521 |
| Doubles in Leo: stars to relax with. |
|
Apr 1, 1997 |
1370 |
| The return of Mars. |
|
Jan 1, 1997 |
2219 |
| The return of Toutatis. |
|
Dec 1, 1996 |
3538 |
| The spectral types of stars. |
|
Oct 1, 1996 |
2179 |
| September's eclipse of the Moon. |
|
Sep 1, 1996 |
2970 |
| Hale-Bopp update. |
|
Sep 1, 1996 |
571 |
| A Serpens-Virgo star hop. |
|
Jul 1, 1996 |
1955 |
| The sunrise ray in Hesiodus. |
|
Jul 1, 1996 |
965 |
| R Hydrae's helium-shell flash. |
|
May 1, 1996 |
1532 |
| So you think you've made a discovery .... |
|
Apr 1, 1996 |
1783 |
| Celestial calendar. |
|
Apr 1, 1996 |
682 |
| The lure of variable-star observing. |
|
Mar 1, 1996 |
1837 |
| A star-hop from Gemini's feet. |
|
Feb 1, 1996 |
2419 |
| Planetary occultations for 1996. |
Calendar |
Feb 1, 1996 |
1630 |
| Refigure your mirror while you observe. |
|
Feb 1, 1996 |
1501 |
| The stellar magnitude system. |
|
Jan 1, 1996 |
1669 |
| Lunar occultation highlights for 1996. |
Calendar |
Jan 1, 1996 |
1788 |
| Planning your Leonid watch. |
|
Nov 1, 1995 |
2192 |
| Understanding celestial coordinates. |
|
Sep 1, 1995 |
1463 |
| A star-hop from Mizar. |
|
Jul 1, 1995 |
2424 |
| Dealing with dew. |
|
Jun 1, 1995 |
2149 |
| The story of Lalande 21185. |
|
Jun 1, 1995 |
1349 |
| The power of binoculars. |
|
May 1, 1995 |
1209 |
| Saturn's rings turn edge on. |
|
May 1, 1995 |
3194 |
| Beating the seeing. |
|
Apr 1, 1995 |
2679 |
| April's occultation/eclipse night. |
Column |
Apr 1, 1995 |
4586 |
| Star-test your telescope. |
|
Mar 1, 1995 |
3175 |
| A star-hop from Sirius. |
|
Feb 1, 1995 |
2505 |
| The first good eclipse of OW gem. |
|
Feb 1, 1995 |
857 |
| The moon occults Spica. |
|
Jan 1, 1995 |
507 |
| Close-up: the Double Cluster. |
|
Dec 1, 1994 |
798 |
| Amateur astronomy's greatest week. |
|
Oct 1, 1994 |
1444 |
| The rille in the Alpine Valley. |
|
Oct 1, 1994 |
574 |
| A Cepheus star-hop. |
|
Sep 1, 1994 |
2143 |
| The moons of Uranus and Neptune. |
|
Sep 1, 1994 |
763 |
| Backyard 2030. |
|
Aug 1, 1994 |
1379 |
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