(230965) 2004 XA192

(230965) 2004 XA192
Precovery image of 2004 XA192 taken by the Palomar Observatory in 1989[1]
Discovery
Discovered byPalomar
Discovery date12 December 2004
Designations
SDO (near or extended)[2]
Orbital characteristics[3]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc9268 days (25.37 yr)
Earliest precovery date29 August 1989
Aphelion58.967 AU (8.8213 Tm)
Perihelion35.465 AU (5.3055 Tm)
47.216 AU (7.0634 Tm)
Eccentricity0.24888
324.44 yr (118503 d)
356.376°
0° 0m 10.936s / day
Inclination38.07711°
328.7517°
132.632°
Earth MOID34.588 AU (5.1743 Tm)
Jupiter MOID30.7418 AU (4.59891 Tm)
TJupiter4.703
Physical characteristics
Dimensions549 km[4]
339+120
−95 km[5]
7.88 h (0.328 d)
7.88[3]
0.09 (assumed)[4]
0.26+0.34
−0.15[5]
19.84[6]
4.2[3]
4.42±0.63[5]
4.6[4]

(230965) 2004 XA192 is a Kuiper-belt object with a diameter of 339+120
−95 km. It has an absolute magnitude of approximately 4.42, and albedo around 26%. It was discovered on 12 December 2004 at Palomar Observatory.

It is currently at 35.8 AU from the Sun, near its perihelion.[7]

References

  1. ^ Lowe, Andrew. "(230965) 2004 XA192 Precovery Images". andrew-lowe.ca.
  2. ^ Marc Buie (23 August 2014). "Orbit Fit and Astrometric record for 230965". SwRI (Space Science Department). Retrieved 14 November 2014.
  3. ^ a b c "JPL Small-Body Database Browser: 230965 (2004 XA192)" (2011-11-22 last obs; arc: 22.23 years). Retrieved 11 April 2016.
  4. ^ a b c Brown, Michael E. "How many dwarf planets are there in the outer solar system?". California Institute of Technology. Retrieved 28 April 2019.
  5. ^ a b c TNOs are Cool: A survey of the trans-Neptunian region. X. Analysis of classical Kuiper belt objects from Herschel* and Spitzer observations p. 18
  6. ^ 0 & n = 230965 AstDys Summary for (230965) 2004 XA192. Retrieved 31 August 2009
  7. ^ AstDys Ephmerides for (230965) 2004 XA192, retrieved 31 August 2009



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