|
(826936) 1998 HH49 |
| ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
| Today | 29 May 2026 | 26.4 | 2.289 AU | 3.014 AU | 07h03m | +29°01' | 37.1° | 15.5° |
(826936) 1998 HH49 - 2026-05-29
astro.vanbuitenen.nl
The interactive orbit chart above shows the body's path through the solar system and its position at the given date.
Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below.
(Left-click and drag to rotate the view; Right-click and drag to move the view; Use scroll wheel to zoom in our out.)
The orbital elements of 1998 HH49 are:
e (Eccentricity) : 0.5036550
a (Semimajor axis) : 1.5579523
i (Inclination) : 8.42869
Ω (Longitude of ascending node) : 23.44698
ω (Argument of perihelion) : 288.23761
M (Mean anomaly) : 52.54681
Epoch : 2025 Nov 21
L (Longitude of perihelion) : -48.12966
B (Latitude of perihelion) : -8.00244
P (Orbital period in years) : 1.94
The light curve chart below shows the estimated development of the minor planet's magnitude.
The all-sky chart below shows the path of the minor planet over the same period as the light curve. The current position is marked yellow.
The following chart shows the path of the minor planet in the next few days. The field of view is optimized for (~10x50) binoculars and finderscopes.
Ephemerides:
Date Time RA (2000) DEC (2000) delta radius elong phase PA magn
2026-05-29 00:00 UT 07 03 40.7 +29 01 39 3.014 2.289 37.1 15.5 88 26.4
2026-05-29 20:36 UT 07 05 17.2 +28 58 22 3.022 2.291 36.7 15.3 88 26.4
2026-05-30 00:00 UT 07 05 33.1 +28 57 49 3.024 2.291 36.6 15.3 88 26.4
2026-05-31 00:00 UT 07 07 25.4 +28 53 55 3.033 2.293 36.1 15.1 88 26.4
2026-06-01 00:00 UT 07 09 17.7 +28 49 56 3.043 2.294 35.5 14.9 88 26.4
2026-06-02 00:00 UT 07 11 09.9 +28 45 54 3.052 2.296 35.0 14.7 88 26.4
2026-06-03 00:00 UT 07 13 02.1 +28 41 48 3.061 2.298 34.5 14.5 88 26.4
2026-06-04 00:00 UT 07 14 54.2 +28 37 37 3.070 2.299 33.9 14.3 88 26.4
2026-06-05 00:00 UT 07 16 46.2 +28 33 23 3.079 2.301 33.4 14.0 88 26.4
2026-06-06 00:00 UT 07 18 38.3 +28 29 05 3.088 2.302 32.9 13.8 88 26.4
2026-06-07 00:00 UT 07 20 30.2 +28 24 43 3.096 2.304 32.3 13.6 88 26.4
2026-06-08 00:00 UT 07 22 22.1 +28 20 17 3.105 2.305 31.8 13.4 88 26.4
2026-06-09 00:00 UT 07 24 14.0 +28 15 47 3.113 2.307 31.3 13.2 88 26.4
2026-06-10 00:00 UT 07 26 05.7 +28 11 13 3.121 2.308 30.8 13.0 88 26.4
2026-06-11 00:00 UT 07 27 57.5 +28 06 35 3.129 2.309 30.2 12.8 88 26.4
2026-06-12 00:00 UT 07 29 49.1 +28 01 53 3.137 2.311 29.7 12.6 88 26.4
2026-06-13 00:00 UT 07 31 40.7 +27 57 07 3.145 2.312 29.2 12.4 88 26.4
2026-06-14 00:00 UT 07 33 32.2 +27 52 17 3.153 2.313 28.7 12.2 88 26.4
2026-06-15 00:00 UT 07 35 23.6 +27 47 24 3.160 2.314 28.1 11.9 88 26.4
2026-06-16 00:00 UT 07 37 15.0 +27 42 26 3.168 2.316 27.6 11.7 88 26.4
2026-06-17 00:00 UT 07 39 06.2 +27 37 25 3.175 2.317 27.1 11.5 88 26.4
2026-06-18 00:00 UT 07 40 57.4 +27 32 20 3.182 2.318 26.6 11.3 88 26.4
Terminology:
delta: distance between minor planet and earth in AU
radius: distance between minor planet and sun in AU
magn: magnitude (brightness) estimate
ra: right ascension in hours (24h = 360deg)
dec: declination in degrees
elong: elongation in degrees (angle sun-earth-minor planet)
phase: phase angle in degrees (angle sun-minor planet-earth)
AU: Astronomical Unit (mean distance between earth and sun: 149597870.7 km
Orbital elements provided by the MPC (Minor Planet Center).
Calculations by a modified version of AAPlus, a C# implementation of the AA+ project by PJ Naughter from the algorithms presented in the book "Astronomical Algorithms" by Jean Meeus.
NGC2000 dso catalog and star labels from VizieR as provided by the Strasbourg astronomical Data Center.
Tycho2 catalog from the ESO archive.
