1222 Tina

1222 Tina
Discovery
Discovered by	E. Delporte
Discovery site	Uccle Obs.
Discovery date	11 June 1932
Designations
MPC designation	(1222) Tina
Named after	Tina (friend of the discoverer)
Alternative designations	1932 LA · 1955 HP
Minor planet category	main-belt · (middle); Tina
Orbital characteristics
	Epoch 16 February 2017 (JD 2457800.5)
	Uncertainty parameter 0
Observation arc	84.40 yr (30,827 days)
Aphelion	3.4912 AU
Perihelion	2.0983 AU
Semi-major axis	2.7947 AU
Eccentricity	0.2492
Orbital period (sidereal)	4.67 yr (1,707 days)
Mean anomaly	31.083°
Mean motion	0° 12m 39.6s / day
Inclination	19.587°
Longitude of ascending node	245.80°
Argument of perihelion	59.912°
Physical characteristics
Dimensions	20.12 km (derived); 20.84±1.8 km; 25.781±0.138 km; 26.28±0.33 km; 28.667±0.122 km
Synodic rotation period	12 h (dated); 13.395±0.003 h; 17.164±0.003 h
Geometric albedo	0.1445 (derived); 0.1645±0.0191; 0.199±0.006; 0.202±0.045; 0.3086±0.059
Spectral type	SMASS = X · M · X
Absolute magnitude (H)	10.3 · 11.2

1222 Tina, provisional designation 1932 LA, is a metallic asteroid and parent body of the Tina family located in the intermediate asteroid belt, approximately 25 kilometers in diameter. It was discovered on 11 June 1932, by Belgian astronomer Eugène Delporte at Uccle Observatory in Belgium.^[11] It was named after a friend of the discoverer.^[2]

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[jpldata-1] Cite error: The named reference jpldata was invoked but never defined (see the help page).

[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).

[Carruba2011-4] Cite error: The named reference Carruba2011 was invoked but never defined (see the help page).

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

[Masiero-2014-6] Cite error: The named reference Masiero-2014 was invoked but never defined (see the help page).

[AKARI-7] Cite error: The named reference AKARI was invoked but never defined (see the help page).

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

[geneva-obs-9] Cite error: The named reference geneva-obs was invoked but never defined (see the help page).

[Warner-2008a-10] Cite error: The named reference Warner-2008a was invoked but never defined (see the help page).

[MPC-Tina-11] Cite error: The named reference MPC-Tina was invoked but never defined (see the help page).

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