Astronomy:SDSS J1228+1040 b
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Short description: Extrasolar planetesimal orbiting the white dwarf SDSS J1228+1040
| Discovery | |
|---|---|
| Discovery date | 2019[1] |
| Timing[1] | |
| Designations | |
| WD 1226+110 b, SDSS J122859.92+104033.0 b | |
| Orbital characteristics | |
| 0.0034 (± 9e-05) AU[1] | |
| Eccentricity | ? |
| Orbital period | 0.0857 (± 0.00021) d[1] |
| Star | SDSS J1228+1040 |
| Physical characteristics | |
| Mean radius | 0.0009+0.0045 −0.000758 RJ[1] |
| Mass | ? |
| Physics | 1800 K[1] |
SDSS J1228+1040 b is an extrasolar planetesimal orbiting the white dwarf SDSS J1228+1040.[2]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 "The Extrasolar Planet Encyclopaedia — SDSS J1228+1040 b". Extrasolar Planets Encyclopaedia. https://exoplanet.eu/catalog/sdss_j1228_1040_b--7079/.
- ↑ Manser, Christopher J. (April 2019). "A planetesimal orbiting within the debris disc around a white dwarf star". Science 364 (6435): 66–69. doi:10.1126/science.aat5330. PMID 30948547. Bibcode: 2019Sci...364...66M.
| Records | ||
|---|---|---|
| Preceded by WD 1145+017 b |
Smallest-radius exoplanet 2019— |
Succeeded by current |
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