Discovery[1] | |
---|---|
Discovered by | C. J. van Houten I. van Houten-G. T. Gehrels |
Discovery site | Palomar Obs. |
Discovery date | 24 September 1960 |
Designations | |
(1743) Schmidt | |
Named after | Bernhard Schmidt[2] (German optician) |
4109 P-L · 1931 BJ 1939 CN · 1943 EA 1947 GD · 1951 JU 1952 QD | |
main-belt[1][3] · (inner) background[4][5] | |
Orbital characteristics[3] | |
Epoch 27 April 2019 (JD 2458600.5) | |
Uncertainty parameter 0 | |
Observation arc | 87.76 yr (32,056 d) |
Aphelion | 2.8066 AU |
Perihelion | 2.1405 AU |
2.4736 AU | |
Eccentricity | 0.1346 |
3.89 yr (1,421 d) | |
202.34° | |
0° 15m 11.88s / day | |
Inclination | 6.3568° |
189.64° | |
359.51° | |
Physical characteristics | |
17.00–17.01 km[6][7] 17.28±1.4 km[8] 18.230±6.626 km[9] 19.062±0.133 km[10] 19.338±0.105 km[11][12] 20.69±0.31 km[13] 20.78±0.43 km[14] | |
17.45 h[15] | |
0.042[13] 0.045[14] 0.0495[10] 0.0502[9] 0.057[11][12] 0.06[6][7] 0.0603[8] | |
C (SMASS-I)[4] B–V = 0.620[3] U–B = 0.260[3] | |
12.47[7] 12.48[1][3][6][8][9][10][11][13][14][15] | |
1743 Schmidt, provisional designation 4109 P-L, is a dark background asteroid from the inner regions of the asteroid belt, approximately 19 kilometers (12 miles) in diameter. It was discovered during the Palomar–Leiden survey on 24 September 1960, by astronomers Ingrid and Cornelis van Houten at Leiden, on photographic plates taken by Tom Gehrels at Palomar Observatory in California.[1] The C-type asteroid has a rotation period of 17.5 hours.[16] It was named for the optician Bernhard Schmidt.[2]
MPC-object
was invoked but never defined (see the help page).springer
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