3361 Orpheus
Last update: 2022-08-07 23:50 UTC
Physical properties
  • Rotation Period
  • Quality
  • Amplitude
  • Rotation Direction
  • Spinvector L
  • Spinvector B
Rotational properties
Value
Unit
Source
Rotation Period
Value
3.510
Unit
h
Source
[3]
Quality
Value
1
Unit
-
Source
[3]
Amplitude
Value
0.25
Unit
mag
Source
[3]
Rotation Direction
Value
-
Unit
-
Source
[-]
Spinvector L
Value
-
Unit
Source
[-]
Spinvector B
Value
-
Unit
Source
[-]
  • Taxonomy
  • Taxonomy (all)
Taxonomy
Value
Unit
Source
Taxonomy
Value
Q
Unit
-
Source
[1]
Taxonomy (all)
Value
V;Q
Unit
-
Source
[2]
  • Absolute Magnitude (H)
  • Slope Parameter (G)
H / G
Value
Unit
Source
Absolute Magnitude (H)
Value
19.274
19.3
Unit
mag
mag
Source
[4]
[5]
Slope Parameter (G)
Value
0.15**
**Estimated value
0.15**
**Estimated value
Unit
mag
mag
Source
[6]
[4]
  • Albedo
  • Diameter
Size and albedo
Value
Unit
Source
Albedo
Value
0.357
Unit
-
Source
[7]
Diameter
Value
348
Unit
Source
[7]
  • Color Index Information
Color Index Information
Value
Unit
Source
Color Index Information
Value
-
Unit
mag
Source
[-]
  • Sightings
Sightings
Value
Unit
Source
Sightings
Value
Radar R
Visual S
Unit
-
-
Source
[8]
[9]

Sources

No.NameAdditional
[1]EARN1.) DeMeo, F.E. et al. (2014) Icarus 227, 112-122. (Mars
encounters cause fresh surfaces on some near-Earth
asteroids) (contains taxonomic classification of 249 NEAs)
[2]EARN1.) Wisniewski, W.Z. (1991) Icarus 90, 117-122. (Physical
studies of small asteroids. I - Lightcurves and taxonomy of
10 asteroids)
2.) DeMeo, F.E. et al. (2014) Icarus 227, 112-122. (Mars
encounters cause fresh surfaces on some near-Earth
asteroids) (contains taxonomic classification of 249 NEAs)
[3]EARN1.) Polishook, D. (2012) MPB 39, 187-192. (LIGHTCURVES AND SPIN
PERIODS OF NEAR-EARTH ASTEROIDS, THE WISE OBSERVATORY, 2005
- 2010) (1862,3361,5143,10115,40267,66251,68216,86829,
105140,138893,141432,141495,152931,185851,2009UN3)
2.) Wisniewski, W.Z. (1991) Icarus 90, 117-122. (Physical
studies of small asteroids. I - Lightcurves and taxonomy of
10 asteroids)
[4]ESA ODIMESA orbit determination and impact monitoring system
[5]EARN1.) Wisniewski, W.Z. (1991) Icarus 90, 117-122. (Physical
studies of small asteroids. I - Lightcurves and taxonomy of
10 asteroids)
[6]NEODySNEO Dynamic Site: https://newton.spacedys.com/neodys2
[7]EARN1.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE
Observations of Near-Earth Objects: Preliminary Results)
(albedo and diameters of 428 NEOs)
2.) Binzel, R.P. et al. (2002) in "Asteroids III" (Eds.
W.F.Bottke et al.), Univ.Ariz.Press, Tucson, USA, pp.
255-271. (Physical Properties of NEOs)
3.) Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; et al.
(2011) Astrophys. J. 741, A90. See also Grav 2012b and
Masiero 2012.
[8]EARN1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's
NEO Radar Detection Program Webpage
[9]EARN1.) Binzel, R.P. et al. (2006) LPSC 37, 1491. (The
MIT-Hawaii-IRTF joint campaign for NEO spectral
reconnaissance.)
2.) Binzel, R.P. et al. href="http://smass.mit.edu/minus.html"> Webpage
3.) Burbine, T.H. et al. (2008) ACM2008, 8274. (DETERMINING THE
PYROXENE MINERALOGIES OF NEAR-EARTH, MIDDLE-BELT, AND
OUTER-BELT VESTOIDS)