[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .3579454043683365 | 3.087e-08 | |
| a | 2.633822852779216 | 1.3379e-08 | au |
| q | 1.691058066706594 | 8.0356e-08 | au |
| i | 29.3861687637345 | 4.882e-06 | deg |
| node | 79.02599371884961 | 7.7278e-06 | deg |
| peri | 257.0881462991528 | 1.1248e-05 | deg |
| M | 142.245036645071 | 1.0684e-05 | deg |
| tp | 2458583.602670873897
(2019-Apr-10.10267087) | 4.3889e-05 | TDB |
| period | 1561.270914777417
4.27 | 1.1896e-05
3.257e-08 | d
yr |
| n | .2305813786656773 | 1.757e-09 | deg/d |
| Q | 3.576587638851838 | 1.8168e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2457268.5 (2015-Sep-03.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .3594582329617337 | 3.0856e-08 | |
| q | 1.685719892181597 | 8.0335e-08 | au |
| tp | 2457023.616229067333
(2015-Jan-01.11622907) | 3.9255e-05 | TDB |
| node | 79.11712427353947 | 7.7379e-06 | deg |
| peri | 257.051944152748 | 1.122e-05 | deg |
| i | 29.38056497291877 | 4.8813e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
| |
e |
q |
tp |
node |
peri |
i |
| e |
9.521141332807158E-16 |
-2.465259730715057E-15 |
-4.175055700130147E-14 |
9.963598711473474E-16 |
-1.784083002968479E-15 |
2.854295755320415E-15 |
| q |
-2.465259730715057E-15 |
6.453664636876972E-15 |
1.883523155082365E-13 |
-3.35908245219505E-15 |
2.286990511566987E-14 |
-7.026661991783295E-15 |
| tp |
-4.175055700130147E-14 |
1.883523155082365E-13 |
1.54097865604455E-9 |
-1.682551238177997E-11 |
3.332717355777483E-10 |
-5.873111801758423E-13 |
| node |
9.963598711473474E-16 |
-3.35908245219505E-15 |
-1.682551238177997E-11 |
5.987483146623894E-11 |
-5.512247806491629E-11 |
-1.059573556369153E-12 |
| peri |
-1.784083002968479E-15 |
2.286990511566987E-14 |
3.332717355777483E-10 |
-5.512247806491629E-11 |
1.258912765788766E-10 |
7.782230153273676E-13 |
| i |
2.854295755320415E-15 |
-7.026661991783295E-15 |
-5.873111801758423E-13 |
-1.059573556369153E-12 |
7.782230153273676E-13 |
2.382676886119128E-11 |
|
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.29 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
7.986 |
km |
0.211 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
5.337 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Cantu, S.; Adolphson, M.; Montgomery, K.; Renshaw, T. (2015) Minor Planet Bull. 42, 28-29.] |
| geometric albedo |
albedo |
0.211 |
|
0.040 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
|
| 7749 Jackschmitt | Discovered 1988 May 12 by C. S. Shoemaker and E. M. Shoemaker at Palomar. |
| Named in honor of Harrison Schmitt (b. 1935), the last Apollo astronaut to walk on the moon and, as a planetary geologist, the only Apollo scientist. Schmitt later served as a member of the United States Senate from New Mexico. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 19980808/MPCPages.arc | Last Updated: 2009-11-17 |
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