19287 2440 Position and Visibility Tonight
Where is 19287+2440 right now?
19287+2440 is located in the constellation Vulpecula. It is currently above the horizon at an altitude of 44° toward the west, with an apparent magnitude of 4.61.
Twilight begins at 21:15 local time. At that moment, 19287+2440 will be 44° above the horizon toward the west.
Twilight begins at 21:15 local time. At that moment, 19287+2440 will be 44° above the horizon toward the west.
19287+2440 visibility on 2026-10-03
19287+2440 Visible from sunset until early morning
19287+2440 rise and set timetable
| Time | Elevation | |
| Sunset | 16:47 | 72° |
| Civil sunset | 17:15 | 75° |
| Twilight start (−12°) | 17:45 | 77° |
| 19287+2440 transit | 17:49 | 77° |
| Astronomical observing session begins | 18:15 | 76° |
Moonrise, 56.5% illuminated  | 21:14 | 45° |
| 19287+2440 set | 01:10 | |
| Astronomical observing session ends | 03:38 | -21° |
| 19287+2440 rise | 10:24 | |
| Moonset | 12:53 | 28° |
Track 19287+2440 position throughout the night
← 3 October 2026 →
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Star system description: 19287+2440
System 19287+2440 — double star system, is located in the constellation Vulpecula, at coordinates RA: 19h 28m 42s", Dec: 24° 39' 53s.
The primary and secondary magnitudes are 4.61 and 5.93. Their separation is 6.6 arcminutes, at position angle 28°. The magnitude difference is 1.32 magnitudes; the primary is approximately 3.4 times brighter.
The following technical data come from the Washington Double Star Catalog.
The primary and secondary magnitudes are 4.61 and 5.93. Their separation is 6.6 arcminutes, at position angle 28°. The magnitude difference is 1.32 magnitudes; the primary is approximately 3.4 times brighter.
The following technical data come from the Washington Double Star Catalog.
Technical details: 19287+2440
| Property | Value |
|---|---|
| System identifier | 19287+2440 |
| System type | double star system |
| Primary star | 8 Vul |
| Right ascension (RA) | 19.47842 (19h 28m 42s") |
| Declination (Dec) | 24.66492 (24° 39' 53s) |
| Primary magnitude | 4.61 |
| Secondary magnitude | 5.93 |
| Spectral type (primary/secondary) | M0III |
| Separation (arcseconds) | 396 |
| Position angle | 28° |
| Discovery year | 1835 |
| Last observed | 2016 |
| Primary proper motion (RA, Dec) | -126-107 |
| Secondary proper motion (RA, Dec) | +009+017 |
| Number of observations | 32 |
Data source: Washington Double Star (WDS) Catalog. Maintained by the U.S. Naval Observatory; thanks to the WDS team.
Finder Chart for 19287+2440
19287 2440 Passage Through Night
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Current position of 19287 2440
| Time | 21:15 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| Elevation | 44° |
| Azimuth | 269° |
Here you can see the current position of 19287 2440 on the map, as well as its positions for rise and set. This tool lets you track its movement throughout the night with accurate, up-to-date information.
When Is 19287 2440 Visible Throughout the Year?
19287+2440 will remain visible until December 27, when it moves too close to the Sun and temporarily disappears from the night sky.
| Date | Sun, 4 October 2026 |
| Astronomical observing session begins | 18:13 |
| Astronomical observing session ends | 03:36 |
| Astronomical observing duration | 9h 23m |
| Rise | 10:24 |
| Set | 01:06 |
| Elevation at transit | 77° |
| Transit time | 17:45 |
| Equatorial coordinates | RA: 19h 28m 42s", Dec: 24° 39' 53s |
| Magnitude | 5 |
| Constellation | Vulpecula |
The graph illustrates the annual visibility pattern of 19287 2440, including its daily appearances and transit times. The vertical axis shows the hours of the day and the horizontal axis spans the year. The reddish area marks when the object is above the horizon, while the white line marks its daily transit.
You can also see when 19287 2440 is visible throughout the year in a table with exact rise, transit, and set times for each date.
You can also see when 19287 2440 is visible throughout the year in a table with exact rise, transit, and set times for each date.
Astrometric and Physical Parameters of 19287+2440
Coordinates and Visibility
| Right Ascension | 19h 28m 42s |
| Declination | 24° 39′ 54″ |
| Magnitude | 4.61 |
| Constellation | Vulpecula |
| Elevation | 44.4° |
| Azimuth | 269.3° |