| Minorplanet: | yes |
| Background: |
|
| 561 Ingwelde | |
| Mpc Name: | (561) Ingwelde |
| Pronounced: | pronounced as /de/ |
| Alt Names: | 1905 QG |
| Discovered: | 26 March 1905 |
| Epoch: | 31 July 2016 (JD 2457600.5) |
| Eccentricity: | 0.11589 |
| Semimajor: | 3.1748AU |
| Perihelion: | 2.8069AU |
| Aphelion: | 3.5428abbr=onNaNabbr=on |
| Period: | 5.66 yr (2066.2 d) |
| Inclination: | 1.5440° |
| Asc Node: | 159.502° |
| Arg Peri: | 315.780° |
| Mean Motion: | / day |
| Orbit Ref: | [1] |
| Observation Arc: | 110.90 yr (40505 d) |
| Uncertainty: | 0 |
| Abs Magnitude: | 11.21 |
| Rotation: | 12.012abbr=onNaNabbr=on |
| Mean Radius: | km |
561 Ingwelde is a Themistian asteroid. In light of Max Wolf's practice ca. 1905 of naming his discoveries after operatic heroines, it is most likely named after the title character of Ingwelde, an opera by Max von Schillings premiered in Karlsruhe in 1894.[2]