229737 Porthos
asteroid
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Summary
229737 Porthos is an asteroid[1]. It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[2]
Key Facts
- Discoverer or inventor: Bernard Christophe[3]
- Site of astronomical discovery: Saint-Sulpice[4]
- Named after: Porthos[5]
- Minor planet group: asteroid belt[6]
- Parent astronomical body: Sun[7]
- Provisional designation: 2007 HO4[8], 2008 PY7[9]
- Time of discovery or invention: April 19, 2007[10]
- Significant event: naming[11]
- Orbital eccentricity: 0.08[12], 0.0802158718011652[13]
- Absolute magnitude: 16.1[14], 16.31[15]
- Orbital inclination: 7.4 degree[16], 7.361998508306046 degree[17]
- Orbital period: 1663.628459601356 day[18]
- Longitude of ascending node: 171.9 degree[19], 171.8266143644369 degree[20]
- Semi-major axis of an orbit: 2.747716634214135 astronomical unit[21]
- Apoapsis: 2.968127119490185 astronomical unit[22]
- Periapsis: 2.527306148938084 astronomical unit[23]
- Argument of periapsis: 190.2 degree[24], 188.7296695267601 degree[25]
- Mean anomaly: 144.8 degree[26], 248.5932042879026 degree[27]
- Epoch: November 21, 2025[28]
- Time of periapsis: 2461515.331988721 Julian day[29]
Why It Matters
229737 Porthos is known by 9 alternative names across languages and contexts.[30]