Observation details: comet 87P/Bus
Daily motion of 87P/Bus
90000892 87P/Bus will become visible again around September 9 after moving far enough from the Sun.
87P/Bus visibility on 2026-08-27
90000892 87P/Bus Visible from early morning until sunrise
87P/Bus rise and set timetable
| Time | Elevation | |
| 87P/Bus transit | 08:48 | 70° |
| 87P/Bus set | 15:43 | |
Moonrise, 98.6% illuminated  | 17:09 | -15° |
| Astronomical observing session begins | 19:17 | -31° |
| 87P/Bus rise | 01:51 | |
| Astronomical observing session ends | 03:01 | 14° |
| Twilight end | 03:35 | 20° |
| Moonset | 04:01 | 25° |
| Civil sunrise | 04:07 | 27° |
| Sunrise | 04:35 | 32° |
Track 87P/Bus Position Throughout the Night
← 27 August 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe 87P/Bus changing position in the night sky.
87P/Bus Description
This comet is designated 90000892 87P/Bus, Encke-type comet. 87P/Bus completes an orbit around the Sun in 6.4 years. It is currently 5.671 AU (848,360,549 km) from Earth, and is located in the constellation Cancer.Current position in the Solar System: 87P/Bus
| Date | Thu, 27 August 2026 |
| Distance from Earth | 5.67094 AU (848,360,549km) |
| Elongation | 35° |
| Angular diameter | " |
| Magnitude | 26.1 |
Finder Chart for 87P/Bus
Double-click to unlock the map.
| Object name | 87P/Bus |
| Field of view | |
| Limiting magnitude | |
| 87P/Bus coordinates | 8.0165, 17.50669 |
| Center coordinates | 8.0165, 17.50669 |
Annual motion of 87P/Bus
| Date | Fri, 28 August 2026 |
| Twilight start | 19:15 |
| Twilight end | 03:00 |
| Twilight duration | 8h 45m |
| Rise | 01:51 |
| Set | 15:40 |
| Elevation at transit | 70° |
| Transit time | 08:45 |
| Equatorial coordinates | RA: 08h 01m 52s", Dec: 17° 27' 40s |
| Magnitude | 26 |
| Constellation | Cancer |
The graph summarizes the object’s annual visibility, daily observing windows and transit times.
The vertical axis shows time of day and the horizontal axis shows the days of the year.
The shaded area marks when the object is above the horizon; the white line marks daily transit. You can also view the detailed annual visibility table.
The vertical axis shows time of day and the horizontal axis shows the days of the year.
The shaded area marks when the object is above the horizon; the white line marks daily transit. You can also view the detailed annual visibility table.
Astrometric and Physical Parameters of 90000892 87P/Bus
Coordinates and Visibility
| Right Ascension | 8.0165° |
| Declination | 17.50669° |
| Magnitude | 26.1 |
| Constellation | Cancer |
| Elevation | -12.7° |
| Azimuth | 304.1° |
Acknowledgments
Orbital and small-body data are provided by NASA Jet Propulsion Laboratory (JPL) Small-Body Database (SBDB) and Center for Near-Earth Object Studies (CNEOS). These resources support accurate positions, orbits and physical characteristics.