11433 Gemmafrisius

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3474 T-3
Discovery
Discovered by Cornelis Johannes van Houten
Discovery site Palomar
Discovery date 16 October 1977
Designations
MPC designation (11433) 3474 T-3
Named after
Gemma Frisius
1953 FB1
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 23005 days (62.98 yr)
Aphelion 2.8044365 AU (419.53773 Gm)
Perihelion 2.0357914 AU (304.55006 Gm)
2.4201140 AU (362.04390 Gm)
Eccentricity 0.1588035
3.76 yr (1375.2 d)
234.78582°
0° 15m 42.438s / day
Inclination 3.211391°
59.646142°
142.0809°
Earth MOID 1.03341 AU (154.596 Gm)
Jupiter MOID 2.15354 AU (322.165 Gm)
Jupiter Tisserand parameter 3.495
Physical characteristics
14.5

11433 Gemmafrisius (provisional designation: 3474 T-3) is a Main Belt minor planet. It was discovered by Cornelis Johannes van Houten, Ingrid van Houten-Groeneveld, and Tom Gehrels at the Palomar Observatory in San Diego County, California, on October 16, 1977. It is named after Gemma Frisius, a 16th-century Belgian mathematician and cartographer.

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