1866 Sisyphus help
Last update: 2025-05-21 08:47 UTC
Physical properties
  • Rotation Period
  • Quality
  • Amplitude
  • Rotation Direction
  • Spinvector L
  • Spinvector B
Rotational properties
Value
Unit
Source
Rotation Period
Value
2.391
Unit
h
Source
[3]
Quality
Value
3,B
Unit
-
Source
[3]
Amplitude
Value
0.03-0.11
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
Sw
Unit
-
Source
[1]
Taxonomy (all)
Value
S
Unit
-
Source
[2]
  • Absolute Magnitude (H)
  • Slope Parameter (G)
H / G
Value
Unit
Source
Absolute Magnitude (H)
Value
12.51
12.475
Unit
mag
mag
Source
[4]
[5]
Slope Parameter (G)
Value
0.235
0.15**
Unit
mag
mag
Source
[6]
[5]
  • Albedo
  • Diameter
Size and albedo
Value
Unit
Source
Albedo
Value
0.372
Unit
-
Source
[8]
Diameter
Value
6860
Unit
Source
[7]
  • Color Index Information
Color Index Information
Value
Unit
Source
Color Index Information
Value
0.88
0.45
Unit
B-V
U-B
Source
[9]
[9]
  • Sightings
Sightings
Value
Unit
Source
Sightings
Value
Radar R
Visual S
Unit
-
-
Source
[10]
[11]
  • Satellites
Satellites
Value
Unit
Source
Satellites
Unit
-
Source
[12]

Sources

No.NameAdditional
No.[1]NameEARNAdditional1.) Thomas, C.A. et al. (2014) Icarus 228, 217-246. (Physical
characterization of Warm Spitzer-observed near-Earth
objects)
No.[2]NameEARNAdditional1.) Goldstein, R.M. et al. (1973) Astron. J. 78, 508-509.
(Minor planets and related objects. XII Radar observations
of (1685) Toro)
2.) McFadden, L.A. et al. (1984) Icarus 59, 25-40.
(Mineralogical-petrological characterization of near-earth
asteroids)
3.) Bus, S.J. & Binzel, R.P. (2002) Icarus 158,106-145. (Phase
II of the Small Main-Belt Asteroid Spectrographic Survey: A
Feature-Based Taxonomy.)
4.) Binzel, R.P. et al. (2004) Icarus 170, 259-294. (Observed
spectral properties of near-Earth objects: results for
population distribution, source regions, and space
weathering processes.)
No.[3]NameEARNAdditional1.) Warner, B.D. (2016) MPB 43, 311-319. (NEAR-EARTH ASTEROID
LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2016
APRIL-JULY)(31 NEAs)
2.) Schober, H.-J. et al. (1993) Astron. & Astrophys. Suppl.
101, 499-505. (Physical studies of asteroids - part
twenty-six - rotation and photoelectric photometry of
asteroids 323 350 582 1021 and 1866)
3.) Harris, A.W. & J.W. Young (1983) Icarus 54, 59-109.
(Asteroid rotation. IV)
4.) Szabo, Gy.M. et al. (2001) Astron. & Astrophys. 375,
285-292. (Photometric observations of 9 Near-Earth Objects)
(699,1865,1866,11405,16064,1999JD6,1999ND43,2000GK137,
2000NM)
5.) Petr
Pravec's Ondrejov NEO Photometric Program Webpage
"Prepublished Periods"

6.) Delbo, M. et al. (2003) Icarus 166, 116-130. (Keck
observations of near-Earth asteroids in the thermal
infrared)
7.) Stephens, R.D. et al. (2011) MPB 38, 212-213. (The curse of
Sisyphus) (1866)
8.) Warner, B.D. (2018) MPB 45, 366-379. (Near-Earth Asteroid
Lightcurve Analysis at CS3-Palmer Divide Station: 2018
April-June)(39 NEAs)
No.[4]NameEARNAdditional1.) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute
magnitudes of asteroids and a revision of asteroid albedo
estimates from WISE thermal observations)
2.) Petr
Pravec's Ondrejov NEO Photometric Program Webpage
"Prepublished Periods"
No.[5]NameESA AegisAdditionalESA orbit determination and impact monitoring system
No.[6]NameEARNAdditional1.) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute
magnitudes of asteroids and a revision of asteroid albedo
estimates from WISE thermal observations)
No.[7]NameEARNAdditional1.) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute
magnitudes of asteroids and a revision of asteroid albedo
estimates from WISE thermal observations)
2.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE
Observations of Near-Earth Objects: Preliminary Results)
(albedo and diameters of 428 NEOs)
3.) Wolters, S.D. et al. (2012) ACM2012, 6343. (PHYSICAL
CHARACTERISATION OF FAST-ROTATING NEAR-EARTH ASTEROIDS)
(1866,2102,3554,3838,4957,7482,89830)
4.) Delbo, M. et al. (2003) Icarus 166, 116-130. (Keck
observations of near-Earth asteroids in the thermal
infrared)
5.) Veeder, G.J. et al. (1989) Astron. J. 97, 1211-1219.
(Radiometry of near-earth asteroids)
6.) Delbo, M. et al. (2011) Icarus 212, 138-148. (The cool
surfaces of binary near-Earth asteroids) (5381,153591,
164121)
7.) Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; et al.
(2011) Astrophys. J. 741, A90. See also Grav 2012b and
Masiero 2012.
8.) Usui, F. et al. (2011) Pub. Astron. Soc. Japan 63,
1117-1138. (Asteroid Catalog Using AKARI: AKARI/IRC
Mid-Infrared Asteroid Survey)
No.[8]NameEARNAdditional1.) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute
magnitudes of asteroids and a revision of asteroid albedo
estimates from WISE thermal observations)
2.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE
Observations of Near-Earth Objects: Preliminary Results)
(albedo and diameters of 428 NEOs)
3.) Wolters, S.D. et al. (2012) ACM2012, 6343. (PHYSICAL
CHARACTERISATION OF FAST-ROTATING NEAR-EARTH ASTEROIDS)
(1866,2102,3554,3838,4957,7482,89830)
4.) Delbo, M. et al. (2003) Icarus 166, 116-130. (Keck
observations of near-Earth asteroids in the thermal
infrared)
5.) Delbo, M. et al. (2011) Icarus 212, 138-148. (The cool
surfaces of binary near-Earth asteroids) (5381,153591,
164121)
6.) Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; et al.
(2011) Astrophys. J. 741, A90. See also Grav 2012b and
Masiero 2012.
7.) Usui, F. et al. (2011) Pub. Astron. Soc. Japan 63,
1117-1138. (Asteroid Catalog Using AKARI: AKARI/IRC
Mid-Infrared Asteroid Survey)
No.[9]NameEARNAdditional1.) Schober, H.-J. et al. (1993) Astron. & Astrophys. Suppl.
101, 499-505. (Physical studies of asteroids - part
twenty-six - rotation and photoelectric photometry of
asteroids 323 350 582 1021 and 1866)
No.[10]NameEARNAdditional1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's
NEO Radar Detection Program Webpage

2.) Ostro, S.J. et al. (1991) Astron. J. 102, 1490-1502.
(Asteroid radar astrometry)
No.[11]NameEARNAdditional1.) Bus, S.J. & Binzel, R.P. (2002) Icarus 158,106-145. (Phase
II of the Small Main-Belt Asteroid Spectrographic Survey: A
Feature-Based Taxonomy.)
2.) Binzel, R.P. et al. (2004) Icarus 170, 259-294. (Observed
spectral properties of near-Earth objects: results for
population distribution, source regions, and space
weathering processes.)
3.) Fevig. R.A. and U. Fink (2007) Icarus 188, 175-188.
(Spectral observations of 19 weathered and 23 fresh NEAs
and their correlations with orbital parameters)(433,1036,
1627,1685,1862,1866,1943,1980,3103,3122,3199,3671,4183,4341,
4954,5587,5751,5836,6037,7358,7482,7753,7822,7977,8201,
10563,11066,13651,13651,19356,20236,20255,35107,85490,
J97GD32,J97UH9,J97US9,J98HE3,J98HT31,J98ME3,J98MS2,K04LC2)
4.) Binzel, R.P. et al. (2006) LPSC 37, 1491. (The
MIT-Hawaii-IRTF joint campaign for NEO spectral
reconnaissance.)
5.) Binzel, R.P. et al. href="http://smass.mit.edu/minus.html"> Webpage
6.) deLeon, J. et al. (2010) Astron. Astrophys 517, A23.
(Observations, compositional, and physical characterization
of near-Earth and Mars-crosser asteroids from a
spectroscopic survey)
7.) Thomas, C.A. et al. (2014) Icarus 228, 217-246. (Physical
characterization of Warm Spitzer-observed near-Earth
objects)
No.[12]NameEARNAdditionalEarth Asteroids Research Node: https://earn.dlr.de