295 Theresia

Main-belt asteroid

295 TheresiaDiscovery

Discovered by| Johann Palisa
Discovery date| 17 August 1890
Designations

MPC designation

| (295) Theresia

Named after

| Unknown

Alternative designations

| A890 QA

Minor planet category

| Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc| 116.73 yr (42635 d)
Aphelion| 3.27560 AU (490.023 Gm)
Perihelion| 2.31460 AU (346.259 Gm)

Semi-major axis

| 2.79510 AU (418.141 Gm)
Eccentricity| 0.17191

Orbital period (sidereal)

| 4.67 yr (1706.8 d)

Mean anomaly

| 266.698°

Mean motion

| 0° 12m 39.294s / day
Inclination| 2.70824°

Longitude of ascending node

| 276.055°

Argument of perihelion

| 148.036°
Physical characteristics
Dimensions| 27.72±1.9 km[2]

Synodic rotation period

| 10.730 h (0.4471 d)

Geometric albedo

| 0.1930±0.029
Temperature| unknown

Absolute magnitude (H)

| 10.19

Theresia (minor planet designation: 295 Theresia) is a typical Main belt asteroid.[3] It was discovered by Johann Palisa on 17 August 1890 in Vienna.[4]

## References[edit]

1. ^ "295 Theresia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
2. ^ Billings, Lee (27 May 2016). "For Asteroid-Hunting Astronomers, Nathan Myhrvold Says the Sky Is Falling". Scientific American. Retrieved 9 June 2016.
3. ^ "295 Theresia". Asteroid Occultation. Archived from the original on 30 October 2013. Retrieved 6 April 2015.
4. ^ Schmadel, Lutz D (11 November 2013). Dictionary of Minor Planet Names. Vol. 1 (3 ed.). Springer Science & Business Media. pp. 60–61. ISBN 978-3-662-06615-7. OCLC 809148995.

## External links[edit]

* 295 Theresia at AstDyS-2, Asteroids—Dynamic Site
* Ephemeris * Observation prediction * Orbital info * Proper elements * Observational info
* 295 Theresia at the JPL Small-Body Database
* Close approach * Discovery * Ephemeris * Orbit diagram * Orbital elements * Physical parameters

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