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Asteroid (NEO) 1998 HH49

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Asteroid (NEO) 1998 HH49 Position

Asteroid (NEO) 1998 HH49 is currently in the constellation of Pisces. The current Right Ascension is 00h 50m 22s and the Declination is +11° 10’ 22”.

00h 50m 22s
+11° 10’ 22”

Simplified sky chart showing where Asteroid (NEO) 1998 HH49 is right now in the sky with respect to the brightest stars and constellations (see full screen Online Planetarium)

Map showing Asteroid (NEO) 1998 HH49 in Pisces on January, 23 2020
Field of view: 60x30 degrees
View fullscreen
 = visible to the naked eye
 = binocular, brighter than 10th magnitude
= current altitude ≥ 30°   = current altitude < 30°   = below the horizon
Location: Greenwich, United Kingdom [change]

Also check out Where is Asteroid (NEO) 1998 HH49?, a page that provides all the information needed to find Asteroid (NEO) 1998 HH49 in the sky and additional links to sky charts.

Asteroid (NEO) 1998 HH49 Distance

The distance of Asteroid (NEO) 1998 HH49 from Earth is currently 192,034,364 kilometers, equivalent to 1.283670 Astronomical Units. Light takes 10 minutes and 40.5577 seconds to travel from Asteroid (NEO) 1998 HH49 and arrive to us.

10 minutes and 40.5577 seconds

The following chart shows the distance of Asteroid (NEO) 1998 HH49 from Earth as a function of time. In the chart the distance data is measured in Astronomical Units and sampled with an interval of 1 day.

Distance of Asteroid (NEO) 1998 HH49 from Earth between January 2013 and December 2100

The value of the reported distance might be somewhat inaccurate around the times of closest approach for objects passing extremely close to Earth.

Closest approach of Asteroid (NEO) 1998 HH49 to Earth

Between January 2013 and December 2100 the closest approach of Asteroid (NEO) 1998 HH49 to Earth happens on Tue Oct 17 2023 at a distance of 0.00785055 Astronomical Units, or 1,174,425 kilometers:

Tue Oct 17 2023

NOTE: values for the closest approach are computed with a sampling interval of 1 day.

Asteroid (NEO) 1998 HH49 brightness

The current visual magnitude of Asteroid (NEO) 1998 HH49 is 24.21.


The following chart is the predicted light curve (visual magnitude as a function of time) of Asteroid (NEO) 1998 HH49, according to the most recent ephemerides data. Magnitude data is sampled with a 2 days interval and there might be inaccuracies for objects changing brightness very rapidly during the course of a few days. For comets there could be large discrepancies between the observed and predicted brightness because of their highly dynamic behaviour.

Predicted magnitude of Asteroid (NEO) 1998 HH49 between January 2013 and December 2100

Asteroid (NEO) 1998 HH49 rise and set times

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's Asteroid (NEO) 1998 HH49 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 78.8°
Max altitude: 49.8°
Azimuth: 281.4°
Asteroid (NEO) 1998 HH49 is above the horizon from Greenwich, United Kingdom

The rise and set times are defined as the time at which the upper limb of Asteroid (NEO) 1998 HH49 touches the horizon, considering the effect of the atmospheric refraction. As the atmospheric conditions cannot be modeled precisely the times reported here should be considered correct with an approximation of few minutes.

Asteroid (NEO) 1998 HH49 Orbital Elements

The following table lists the orbital elements of Asteroid (NEO) 1998 HH49 at epoch 26 April 2019 00:00 UTC (JD: 2458600.5). Source: JPL Small-Body Database

Element Symbol Value
Orbit eccentricity e 0.50231349
Orbit inclination i 8.41886598°
Perihelion distance q 0.77172162 AU
115,447,911 km
Aphelion distance Q 2.32951422 AU
348,490,368 km
Semi-major axis a 1.55061792 AU
231,969,139 km
Orbital period period 1.9300 years
705.2703 days
Date of perihelion transit Tp 2019-Oct-19 08:29:07
2,458,775.8536 JD
Next perihelion transit 2021-Sep-23 14:58
2,459,481.1239 JD
Argument of perihelion peri 287.85250124122°
Longitude of the ascending node node 23.502758379851°
Mean anomaly M 270.49207828238°
Mean motion n 0.51044256°/day

Visualization of Asteroid (NEO) 1998 HH49 Orbit

This 3d orbit diagram is a feature of our 3D Solar System Simulator and shows the orbit of Asteroid (NEO) 1998 HH49 with respect of the Sun and the orbits of the major planets. The position of Asteroid (NEO) 1998 HH49 and the planets along their orbits in this diagram accurately represents the current configuration of the objects in the Solar System. This is an experimental feature and it requires a WebGL enabled browser. Please provide us feedback!

Orbit Diagram of Asteroid (NEO) 1998 HH49
View Asteroid (NEO) 1998 HH49 in the 3D Solar System Simulator

Asteroid (NEO) 1998 HH49 15 Days Ephemeris

The following table lists the ephemerides of Asteroid (NEO) 1998 HH49 computed for the past and next 7 days, with a 24 hours interval. Click on each row of the table to locate Asteroid (NEO) 1998 HH49 in our Online Planetarium at the chosen date.

Date Right AscensionR.A. DeclinationDec. MagnitudeMag Constellation
2020 Jan 16 00h 25m 32s +08° 06’ 47” 24.02 Pisces
2020 Jan 17 00h 28m 58s +08° 32’ 52” 24.05 Pisces
2020 Jan 18 00h 32m 22s +08° 58’ 29” 24.07 Pisces
2020 Jan 19 00h 35m 45s +09° 23’ 40” 24.10 Pisces
2020 Jan 20 00h 39m 06s +09° 48’ 26” 24.12 Pisces
2020 Jan 21 00h 42m 24s +10° 12’ 47” 24.15 Pisces
2020 Jan 22 00h 45m 42s +10° 36’ 45” 24.17 Pisces
2020 Jan 23 00h 48m 57s +11° 00’ 15” 24.20 Pisces
2020 Jan 24 00h 52m 11s +11° 23’ 24” 24.22 Pisces
2020 Jan 25 00h 55m 24s +11° 46’ 09” 24.25 Pisces
2020 Jan 26 00h 58m 36s +12° 08’ 30” 24.27 Pisces
2020 Jan 27 01h 01m 45s +12° 30’ 28” 24.30 Pisces
2020 Jan 28 01h 04m 53s +12° 52’ 04” 24.32 Pisces
2020 Jan 29 01h 07m 59s +13° 13’ 18” 24.35 Pisces