1690 Mayrhofer

1690 Mayrhofer
Discovery[1]
Discovered byM. Laugier
Discovery siteNice Obs.
Discovery date8 November 1948
Designations
(1690) Mayrhofer
Named after
Karl Mayrhofer
(amateur astronomer)[2]
1948 VB · 1932 WN
1953 VC2 · 1956 GN
main-belt · (outer)[3]
Orbital characteristics[1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc84.11 yr (30,723 days)
Aphelion3.3376 AU
Perihelion2.7395 AU
3.0386 AU
Eccentricity0.0984
5.30 yr (1,935 days)
24.198°
0° 11m 9.96s / day
Inclination13.049°
230.45°
156.46°
Physical characteristics
Dimensions31.18±0.49 km[4]
31.198±7.539 km[5]
31.63 km (derived)[3]
31.71±2.0 km[6]
33.810±1.378 km[7]
19.0808±0.1110 h[8]
22.194±0.004 h[9]
0.056±0.012[7]
0.0641 (derived)[3]
0.0767±0.011[6]
0.0792±0.0384[5]
0.082±0.003[4]
C[3]
10.9[4][5][6] · 10.91±0.34[10] · 10.950±0.004 (R)[8] · 11.1[1][3][7]

1690 Mayrhofer, provisional designation 1948 VB, is a carbonaceous asteroid from the outer region of the asteroid belt, approximately 32 kilometers in diameter. It was discovered on 8 November 1948, by French astronomer Marguerite Laugier at Nice Observatory in south-east France.[11] It was later named after Austrian amateur astronomer Karl Mayrhofer.[2]

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  7. ^ a b c Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).
  8. ^ a b Cite error: The named reference Waszczak-2015 was invoked but never defined (see the help page).
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  10. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference MPC-Mayrhofer was invoked but never defined (see the help page).