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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2152235520728994 | 1.3274e-08 | |
| a | 2.587459989778046 | 8.9689e-09 | au |
| q | 2.030577659931507 | 3.4537e-08 | au |
| i | 12.29354055898462 | 4.8655e-07 | deg |
| node | 307.7437778683588 | 4.0451e-06 | deg |
| peri | 61.53425299576761 | 8.1865e-06 | deg |
| M | 96.5727459420762 | 4.2654e-06 | deg |
| tp | 2458792.687089201154
(2019-Nov-05.18708920) | 1.7224e-05 | TDB |
| period | 1520.228574381037
4.16 | 7.9043e-06
2.164e-08 | d
yr |
| n | .2368064948039636 | 1.2313e-09 | deg/d |
| Q | 3.144342319624585 | 1.0899e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.44 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
5.913 |
km |
0.420 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
5.079 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Benishek, V. (2020) Minor Planet Bull. 47, 75-83.] |
| geometric albedo |
albedo |
0.291 |
|
0.074 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 19155 Lifeson | Discovered 1990 Sept. 22 by B. Roman at Palomar. |
| Alex Lifeson (Alexander Zivojinovich, b. 1953) is the guitarist for the Canadian band Rush. Cofounder of the band, he is an integral part of the Rush sound. Along with his band mates, Alex is an Officer of the Order of Canada. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20070730/MPCPages.arc | Last Updated: 2007-08-07 |
|
Alternate Designations
| 1990 SX3 = 1969 PG = 1998 QK7 |
|
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