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Warren M Calder: Amazon KDP author data
As of Nov 6, 2026, Warren M Calder has 15 books on Amazon, 11 of them on a best-seller list in the last 30 days (best rank #5), mostly in Astrophotography, Star-Gazing, Solar System.
| Median price | $9.98 |
|---|---|
| Price range (middle 50%) | $9.98 – $14.92 |
| Median reviews | 5 |
| Total reviews | 22 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 3 |
What stands out
- 73% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- 4 new books in the last 30 days, 3 of them broke into a Best Sellers list.
Warren M Calder's best-ranked books
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DWARF Mini MADE PRACTICAL: Real-World Workflows, Imaging Recipes, Troubleshooting, and Step-by-Step Astrophotography Techniques for Beginners (Smart Telescope Made Practical Book 3)
by Warren M Calder
- Price$9.98
- Rating3.6
- Reviews5
-
Philips Hue Made Practical: Connect Every Room Properly, Build Smart Automations, Fix Sync Problems, and Make Your Lighting Work the Way You Want (The Made Practical Series Book 3)
by Warren M Calder
- Price$7.99
- Reviews-
-
Celestron Origin Mark II Made Practical: Real-World Setup, Smart Telescope Workflows, Deep-Sky Imaging, Mosaic Mode, Image Processing, and Troubleshooting (Smart Telescope Made Practical Book 8)
by Warren M Calder
- Price$9.98
- Reviews-
- Published2026-10
-
SEESTAR S50 PRO MADE PRACTICAL: Real-World Workflows, Imaging Recipes, Troubleshooting, and Step-by-Step Astrophotography Techniques From First Light ... Workflows (Smart Telescope Made Practical)
by Warren M Calder
- Price$19.88
- Rating5.0
- Reviews1
- Published2026-09
-
DWARF 3 MADE PRACTICAL: Real-World Workflows for Live Stacking, Deep-Sky Capture, Troubleshooting, and Epic Results (Smart Telescope Made Practical Book 2)
by Warren M Calder
- Price$8.99
- Rating4.4
- Reviews5
-
SEESTAR S50 MADE PRACTICAL: STEP-BY-STEP SETUP, ALIGNMENT, SMART CONTROL, AND STUNNING ASTROPHOTOGRAPHY WORKFLOWS FOR BEGINNERS. (Smart Telescope Made Practical Book 4)
by Warren M Calder
- Price$9.98
- Reviews-
-
PixInsight Workflows for Beginners: STEP BY STEP ASTROPHOTOGRAPHY PROCESSING FROM CALIBRATION TO FINAL DEEP SKY IMAGE
by Warren M Calder
- Price$9.99
- Reviews-
-
SEESTAR S50 PRO MADE PRACTICAL: Real-World Workflows, Imaging Recipes, Troubleshooting, and Step-by-Step Astrophotography Techniques From First Light to ... (Smart Telescope Made Practical Book 7)
by Warren M Calder
- Price$9.98
- Rating5.0
- Reviews1
-
DWARF 3 MADE PRACTICAL: Real-World Workflows for Live Stacking, Deep-Sky Capture, Troubleshooting, and Epic Results (Smart Telescope Made Practical)
by Warren M Calder
- Price$19.85
- Rating4.4
- Reviews5
-
Seestar S30 Pro Made Practical: A Practical Guide to Smart Telescope Imaging, Deep-Sky Capture, Setup, Field Workflows, and Better Results with the ZWO Seestar S30 Pro
by Warren M Calder
- Price-
- Rating2.3
- Reviews5
Main categories
FAQ
How many books does Warren M Calder have on Amazon?
KDPTop tracks 15 of their books; 11 made an Amazon list in the last 30 days.
Which categories does Warren M Calder publish in?
Their books chart most often in Astrophotography, Star-Gazing, Solar System.
How does Warren M Calder price their books?
The median price is $9.98; half of the books cost $9.98–$14.92.
Has Warren M Calder released new books recently?
4 new books in the last 30 days, 3 of which reached a Best Sellers list.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.