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OGLE-2003-BLG-235Lb/MOA-2003-BLG-53Lb
Extrasolar planet List of extrasolar planets
Parent star

<tr> <td colspan="2">Star</td> <td>OGLE-2003-BLG-235L/MOA-2003-BLG-53L</td></tr><tr> <td colspan="2">Constellation</td> <td>Sagittarius</td></tr><tr> <td>Right ascension</td> <td style="text-align: center">(α)</td> <td>18h 05m 16.35s</td></tr><tr> <td>Declination</td> <td style="text-align: center">(δ)</td> <td>–28° 53′ 42.0″</td></tr><tr><td colspan="2">Distance</td><td>~19000 ly
(~5800 pc)</td></tr><tr><td colspan="2">Spectral type</td> <td>K</td></tr> <tr style="background-color: #A0B0FF;"><td colspan="3" align=center>Observed separation</td></tr><tr> <td>Projected separation</td> <td style="text-align: center">(d)</td> <td>4.3+2.5
−0.8
AU</td></tr><tr valign=baseline> <td>Source-lens
closest approach</td> <td style="text-align: center">(t0)</td> <td>2,452,848.06 JD</td></tr><tr> <td>Angle of source motion</td> <td style="text-align: center">(α)</td> <td>223.8°</td></tr>

Physical characteristics

<tr><td>Mass</td><td style="text-align: center">(m)</td><td>2.6+0.8
−0.6
MJ</td></tr>

Discovery information

<tr> <td colspan="2">Discovery date</td> <td>15 April 2004</td></tr><tr> <td colspan="2">Discoverer(s)</td> <td>Bond et al.</td></tr><tr> <td colspan="2">Discovery method</td> <td>Gravitational microlensing</td></tr><tr> <td colspan="2">Discovery status</td> <td>Published</td></tr>

Other designations
OGLE-2003-BLG-235Lb, MOA-2003-BLG-53Lb

<tr style="background-color: #A0B0FF;"><td align=center colspan=3>Database references</td></tr><tr valign=baseline><td colspan=2>Extrasolar Planets
Encyclopaedia
</td><td>data</td></tr><tr><td colspan=2>SIMBAD</td><td>data</td></tr>

OGLE-2003-BLG-235Lb/MOA-2003-BLG-53Lb is an extrasolar planet discovered in April 2004 by the OGLE and MOA collaborations.[1] Its high mass indicates that it is most probably a gas giant planet similar to Jupiter. It is located around 4.3 AU away from its parent star.[2]

ReferencesEdit

  1. (2004). OGLE 2003-BLG-235/MOA 2003-BLG-53: A Planetary Microlensing Event. The Astrophysical Journal Letters 606 (2): L155–L158.
  2. (2006). Identification of the OGLE-2003-BLG-235/MOA-2003-BLG-53 Planetary Host Star. The Astrophysical Journal Letters 647 (2): L171–L174.

External links Edit

Coordinates: Sky map 18h 05m 16.35s, −28° 53′ 42.0″


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