The planet Neptune

Image of Neptune
© NASA/Voyager 2
Finder chart
Please wait
Loading 0/4
Click and drag to rotate
Mouse wheel to zoom in/out
Touch with mouse to dismiss
Click and drag the chart above to pan around the sky, or use the mouse wheel to zoom. Click to enlarge.

From Fairfield , Neptune is visible in the evening sky, becoming accessible around 17:36 (EST) as the dusk sky fades, 42° above your southern horizon. It will then reach its highest point in the sky at 17:53, 42° above your southern horizon. It will continue to be observable until around 21:25, when it sinks below 22° above your south-western horizon.

Begin typing the name of a town near to you, and then select the town from the list of options which appear below.
Name Neptune
Object Type Superior Planet
Current Position
Constellation:Aquarius
Magnitude:7.89 (V) [1]
Absolute mag (H):-6.87 [1]
Slope parameter (n):2.00 [1]
Right ascension:23h08m [1]
Declination:-06°35' [1]
Distance:29.91 AU
248.76 lightmin [1]
Orbital Elements [1]
Semi-major axis:30.27 AU
Eccentricity:0.006851
Inclination:1.77°
Longitude ascending node:131.80°
Argument of perihelion:225.27°
Epoch of elements:15 January 1985
Mean Anomaly at epoch:-84.81°
Derived quantities
Perihelion:30.07 AU
Aphelion:30.48 AU
Orbital period:166.58 years
Source
[1] Robin M. Green, Spherical Astronomy, 1985, ISBN 0-521-31779-7
Events
08 Mar 2020  –  Neptune at solar conjunction
11 Sep 2020  –  Neptune at opposition
10 Mar 2021  –  Neptune at solar conjunction
14 Sep 2021  –  Neptune at opposition
13 Mar 2022  –  Neptune at solar conjunction
16 Sep 2022  –  Neptune at opposition
15 Mar 2023  –  Neptune at solar conjunction
19 Sep 2023  –  Neptune at opposition
Printable finder charts

Fairfield

Latitude:
Longitude:
Timezone:

41.14°N
73.26°W
EST

Color scheme