Where is Comet 123P/West-Hartley?

Comet 123P/West-Hartley is currently in the constellation of Taurus. Right now, from Greenwich, UK (change location), 123P/West-Hartley can be observed looking in the South-South-East at an altitude of 54.43 degrees above the horizon. View the position of comet 123P/West-Hartley in an interactive map of the sky. Given its current brightness (magnitude 21.26), 123P/West-Hartley is visible only through long exposure photography.

The current apparent celestial coordinates of comet 123P/West-Hartley, useful for pointing an equatorial telescope, the hour angle, and the sidereal time are provided in the table below:

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Star map showing the position of comet 123P/West-Hartley in the constellation of Taurus on July, 17 2025
Field of view: 50x30 degrees
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Additional Resources on TheSkyLive

• Comet 123P/West-Hartley: Complete reference information on TheSkyLive.com.
• Where is comet 123P/West-Hartley?: Key information on where to find comet 123P/West-Hartley in the sky.
• Distance of comet 123P/West-Hartley from Earth: Find out how far comet 123P/West-Hartley is from Earth right now.
• How Bright is comet 123P/West-Hartley?: Current visual brightness (magnitude) and apparent size.
• Rise and Set Times: Rise and set times of comet 123P/West-Hartley from your location.
• Interactive Sky Map: Planetarium-style interactive visualization of comet 123P/West-Hartley's position in the sky.
• Live Position Tracker: High precision real time tracker of comet 123P/West-Hartley's position using deep space imagery.
• Ephemeris: 15 days comet 123P/West-Hartley's computed ephemeris.