|
(826936) 1998 HH49 |
| ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
| Today | 6 May 2026 | 26.3 | 2.243 AU | 2.759 AU | 06h20m | +30°11' | 49.7° | 20.1° |
(826936) 1998 HH49 - 2026-05-06
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
2026-05-06 00:00 UT 06 20 34.7 +30 11 59 2.759 2.243 49.7 20.1 86 26.3
2026-05-06 07:11 UT 06 21 08.2 +30 11 17 2.763 2.243 49.5 20.0 86 26.3
2026-05-07 00:00 UT 06 22 26.7 +30 09 38 2.771 2.245 49.1 19.9 86 26.3
2026-05-08 00:00 UT 06 24 18.9 +30 07 13 2.784 2.247 48.6 19.7 86 26.3
2026-05-09 00:00 UT 06 26 11.1 +30 04 45 2.796 2.250 48.0 19.5 86 26.3
2026-05-10 00:00 UT 06 28 03.4 +30 02 12 2.808 2.252 47.5 19.3 87 26.4
2026-05-11 00:00 UT 06 29 55.7 +29 59 36 2.820 2.254 46.9 19.1 87 26.4
2026-05-12 00:00 UT 06 31 48.0 +29 56 56 2.831 2.256 46.4 18.9 87 26.4
2026-05-13 00:00 UT 06 33 40.4 +29 54 12 2.843 2.259 45.8 18.7 87 26.4
2026-05-14 00:00 UT 06 35 32.9 +29 51 24 2.855 2.261 45.3 18.5 87 26.4
2026-05-15 00:00 UT 06 37 25.4 +29 48 33 2.866 2.263 44.7 18.3 87 26.4
2026-05-16 00:00 UT 06 39 17.9 +29 45 37 2.877 2.265 44.2 18.1 87 26.4
2026-05-17 00:00 UT 06 41 10.4 +29 42 38 2.889 2.267 43.6 17.9 87 26.4
2026-05-18 00:00 UT 06 43 03.0 +29 39 35 2.900 2.269 43.1 17.7 87 26.4
2026-05-19 00:00 UT 06 44 55.6 +29 36 27 2.911 2.271 42.5 17.5 87 26.4
2026-05-20 00:00 UT 06 46 48.2 +29 33 16 2.922 2.273 42.0 17.3 87 26.4
2026-05-21 00:00 UT 06 48 40.7 +29 30 01 2.932 2.275 41.5 17.1 87 26.4
2026-05-22 00:00 UT 06 50 33.3 +29 26 42 2.943 2.277 40.9 16.9 87 26.4
2026-05-23 00:00 UT 06 52 25.9 +29 23 19 2.954 2.279 40.4 16.7 88 26.4
2026-05-24 00:00 UT 06 54 18.4 +29 19 53 2.964 2.281 39.8 16.5 88 26.4
2026-05-25 00:00 UT 06 56 10.9 +29 16 22 2.974 2.282 39.3 16.3 88 26.4
2026-05-26 00:00 UT 06 58 03.4 +29 12 47 2.984 2.284 38.8 16.1 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.
