1028 Lydina

1028 Lydina
Discovery[1]
Discovered byV. Albitzkij
Discovery siteSimeiz Obs.
Discovery date6 November 1923
Designations
(1028) Lydina
Named after
Lydia Il'inichna Albitskaya[2]
(discoverer's wife)
1923 PG · A907 JF
A914 JA
main-belt[1] · (outer)[3][4]
background[5] · Cybele[a]
Orbital characteristics[3]
Epoch 23 March 2018 (JD 2458200.5)
Uncertainty parameter 0
Observation arc110.80 yr (40,471 d)
Aphelion3.7695 AU
Perihelion3.0454 AU
3.4075 AU
Eccentricity0.1062
6.29 yr (2,297 d)
346.68°
0° 9m 24.12s / day
Inclination9.3940°
62.833°
24.747°
Physical characteristics
71.38±2.2 km[6]
81.85±21.71 km[7]
88.526±0.762 km[8]
96.830±1.081 km[9]
97.18±1.38 km[10]
11.674±0.002 h[11]
11.680±0.005 h[12]
15.69 h[13]
48±1 h (poor)[14]
0.0318±0.0054[9]
0.032±0.001[10]
0.038±0.006[8]
0.04±0.05[7]
0.0586±0.004[6]
Tholen = C[3][4]
B–V = 0.684[3]
U–B = 0.276[3]
9.43[3][4][6][7][9][10]
10.31±0.76[15]

1028 Lydina, provisional designation 1923 PG, is a carbonaceous background asteroid and member of the Cybele group from the outermost regions of the asteroid belt, approximately 82 kilometers (50 miles) in diameter. It was discovered at the Simeiz Observatory on the Crimean peninsula on 6 November 1923, by Soviet astronomer Vladimir Albitsky, who named it after his wife, Lydia Il'inichna Albitskaya.[1][2] The dark C-type asteroid has a rotation period of 11.68 hours.[4]

  1. ^ a b c Cite error: The named reference MPC-object was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
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  4. ^ a b c d Cite error: The named reference lcdb was invoked but never defined (see the help page).
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  6. ^ a b c Cite error: The named reference SIMPS was invoked but never defined (see the help page).
  7. ^ a b c Cite error: The named reference Nugent-2015 was invoked but never defined (see the help page).
  8. ^ a b Cite error: The named reference Masiero-2014 was invoked but never defined (see the help page).
  9. ^ a b c Cite error: The named reference WISE was invoked but never defined (see the help page).
  10. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference Strabla-2012b was invoked but never defined (see the help page).
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  14. ^ Cite error: The named reference geneva-obs was invoked but never defined (see the help page).
  15. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).


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