Discovery[1] | |
---|---|
Discovered by | K. Reinmuth |
Discovery site | Heidelberg Obs. |
Discovery date | 28 September 1924 |
Designations | |
MPC designation | (1302) Werra |
Named after | Werra[2] (river in central Germany) |
Alternative designations | 1924 SV · 1930 WD |
Minor planet category | main-belt · (outer) Themis[3][4] |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 93.10 yr (34,003 days) |
Aphelion | 3.6580 AU |
Perihelion | 2.5677 AU |
Semi-major axis | 3.1128 AU |
Eccentricity | 0.1751 |
Orbital period (sidereal) | 5.49 yr (2,006 days) |
Mean anomaly | 251.95° |
Mean motion | 0° 10m 46.2s / day |
Inclination | 2.5958° |
Longitude of ascending node | 90.142° |
Argument of perihelion | 354.64° |
Physical characteristics | |
Dimensions | 24.35±6.54 km[5] 31.04 km (calculated)[3] 32.18±0.50 km[6] 34.542±0.258 km[7] 35.041±0.114 km[8] |
Synodic rotation period | 48 h (retracted)[9] |
Geometric albedo | 0.0710±0.0158[7] 0.076±0.006[8] 0.08 (assumed)[3] 0.10±0.07[5] 0.102±0.004[6] |
Spectral type | C (assumed)[3] |
Absolute magnitude (H) | 10.60[6] · 10.8[7] · 10.90[1][3][5] · 10.99±0.27[10] |
1302 Werra, provisional designation 1924 SV, is a Themistian asteroid from the outer regions of the asteroid belt, approximately 30 kilometers in diameter. It was discovered on 28 September 1924, by German astronomer Karl Reinmuth at the Heidelberg-Königstuhl State Observatory.[11] The asteroid was named for the river Werra in central Germany.[2]
jpldata
was invoked but never defined (see the help page).springer
was invoked but never defined (see the help page).lcdb
was invoked but never defined (see the help page).Ferret
was invoked but never defined (see the help page).Nugent-2015
was invoked but never defined (see the help page).AKARI
was invoked but never defined (see the help page).WISE
was invoked but never defined (see the help page).Masiero-2014
was invoked but never defined (see the help page).geneva-obs
was invoked but never defined (see the help page).Veres-2015
was invoked but never defined (see the help page).MPC-object
was invoked but never defined (see the help page).