2175 Andrea Doria

2175 Andrea Doria
Discovery
Discovered by	P. Wild
Discovery site	Zimmerwald Obs.
Discovery date	12 October 1977
Designations
MPC designation	(2175) Andrea Doria
Named after	Andrea Doria; (16th-century admiral)
Alternative designations	1977 TY · 1964 VY1; 1967 RS · 1967 TE
Minor planet category	main-belt · Flora
Orbital characteristics
	Epoch 4 September 2017 (JD 2458000.5)
	Uncertainty parameter 0
Observation arc	66.18 yr (24,171 days)
Aphelion	2.6751 AU
Perihelion	1.7560 AU
Semi-major axis	2.2155 AU
Eccentricity	0.2074
Orbital period (sidereal)	3.30 yr (1,205 days)
Mean anomaly	44.452°
Mean motion	0° 17m 56.04s / day
Inclination	3.7056°
Longitude of ascending node	222.09°
Argument of perihelion	143.68°
Physical characteristics
Dimensions	3.86±0.14 km; 3.922±0.042; 4.013±0.021 km; 4.50 km (calculated)
Synodic rotation period	4.880±0.001 h
Geometric albedo	0.24 (assumed); 0.392±0.067; 0.3997±0.0568; 0.417±0.057
Spectral type	S
Absolute magnitude (H)	13.6 · 13.70 · 13.9 · 14.28±0.29

2175 Andrea Doria, provisional designation 1977 TY, is a stony Florian asteroid from the inner regions of the asteroid belt, approximately 4 kilometers in diameter.

It was discovered on 12 October 1977, by Swiss astronomer Paul Wild at Zimmerwald Observatory near Bern, Switzerland, and named after 16th-century Genoese admiral Andrea Doria.^[2]^[8]

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^ ^a ^b ^c Cite error: The named reference WISE was invoked but never defined (see the help page).
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[springer-2] Cite error: The named reference springer was invoked but never defined (see the help page).

[lcdb-3] Cite error: The named reference lcdb was invoked but never defined (see the help page).

[Masiero-2012-4] Cite error: The named reference Masiero-2012 was invoked but never defined (see the help page).

[Masiero-2014-5] Cite error: The named reference Masiero-2014 was invoked but never defined (see the help page).

[WISE-6] Cite error: The named reference WISE was invoked but never defined (see the help page).

[Veres-2015-8] Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).

[MPC-Andrea_Doria-9] Cite error: The named reference MPC-Andrea Doria was invoked but never defined (see the help page).

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