9963 Sandage

9963 Sandage
Orbits of Sandage (blue), the inner planets (red) and Jupiter (outermost)
Discovery [1]
Discovered byE. F. Helin
Discovery sitePalomar Obs.
Discovery date9 January 1992
Designations
(9963) Sandage
Named after
Allan Sandage
(American astronomer)[2]
1992 AN · 1976 NH
1989 CK6
main-belt · Phocaea [3][4]
Orbital characteristics [1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc28.13 yr (10,276 days)
Aphelion2.9982 AU
Perihelion1.6833 AU
2.3408 AU
Eccentricity0.2809
3.58 yr (1,308 days)
132.58°
0° 16m 30.72s / day
Inclination23.461°
116.97°
241.14°
Physical characteristics
Dimensions5.45 km (calculated)[3]
6.371±0.174 km[5][6]
4.6502±0.0008 h[7]
4.65053±0.00013 h[8]
0.158±0.025[5][6]
0.23 (assumed)[3]
S [3]
12.9[1] · 12.95±0.25[9] · 13.080±0.002 (R)[7] · 13.53[3] · 13.6[5]

9963 Sandage, provisional designation 1992 AN, is a stony Phocaea asteroid from the inner regions of the asteroid belt, approximately 6 kilometers in diameter.

It was discovered by American astronomer Eleanor Helin at the Palomar Observatory in California on 9 January 1992, and later named after American astronomer Allan Sandage.[2][10]

  1. ^ a b c Cite error: The named reference jpldata 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).
  3. ^ a b c d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Ferret was invoked but never defined (see the help page).
  5. ^ a b c Cite error: The named reference WISE was invoked but never defined (see the help page).
  6. ^ a b Cite error: The named reference Masiero-2011 was invoked but never defined (see the help page).
  7. ^ a b Cite error: The named reference Waszczak-2015 was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference Clark-2016a was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference Veres-2015 was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference MPC-Sandage was invoked but never defined (see the help page).