2056 Nancy
asteroid
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Key Facts
- Discoverer or inventor: Joseph Helffrich[1]
- Site of astronomical discovery: Heidelberg-Königstuhl State Observatory[2]
- Follows: 2055 Dvořák[3]
- Followed by: 2057 Rosemary[4]
- Minor planet group: asteroid belt[5]
- Parent astronomical body: Sun[6]
- Provisional designation: 1929 VQ[7], 1942 RA1[8], 1962 XE[9], 1972 VC1[10], 1974 HL2[11], A909 TB[12]
- Time of discovery or invention: October 15, 1909[13]
- Asteroid spectral type: S-type asteroid[14]
- Significant event: naming[15]
- Orbital eccentricity: 0.14[16], 0.1389535[17], 0.1386290698977798[18]
- Absolute magnitude: 12.3[19], 12.39[20]
- Different from: Nancy[21]
- Orbital inclination: 3.93600 degree[22], 3.936264610892116 degree[23]
- Orbital period: 3.3 years[24], 1206.752277841107 day[25]
- Rotation period: 1343.0 hour[26]
- Longitude of ascending node: 225.77086 degree[27], 225.6967480223101 degree[28]
- Semi-major axis of an orbit: 2.2178940 astronomical unit[29], 2.218263501758381 astronomical unit[30]
- Apoapsis: 2.526 astronomical unit[31], 2.525779307795338 astronomical unit[32]
- Periapsis: 1.9097099 astronomical unit[33], 1.910747695721425 astronomical unit[34]
- Argument of periapsis: 145.77937 degree[35], 145.8166210135472 degree[36]
- Mean anomaly: 63.11388 degree[37], 59.31077900615261 degree[38]
- Diameter: 7.783 km[39]
- Albedo: 0.351[40]
- Epoch: November 21, 2025[41]