85989 1999JD6
Last update: 2021-09-17 23:50 UTC
Physical properties
  • Rotation Period
  • Quality
  • Amplitude
  • Rotation Direction
  • Spinvector L
  • Spinvector B
Rotational properties
Value
Unit
Source
Rotation Period
Value
7.667
Unit
h
Source
[3]
Quality
Value
3,B,R
Unit
-
Source
[3]
Amplitude
Value
0.7-1.2
Unit
mag
Source
[3]
Rotation Direction
Value
-
Unit
-
Source
[-]
Spinvector L
Value
-
Unit
Source
[-]
Spinvector B
Value
-
Unit
Source
[-]
  • Taxonomy
  • Taxonomy (all)
Taxononomy
Value
Unit
Source
Taxonomy
Value
K
Unit
-
Source
[1]
Taxonomy (all)
Value
K;L;Cg
Unit
-
Source
[2]
  • Absolute Magnitude (H)
  • Slope Parameter (G)
H / G
Value
Unit
Source
Absolute Magnitude (H)
Value
17.055
Unit
mag
Source
[4]
Slope Parameter (G)
Value
0.15**
Unit
mag
Source
[5]
  • Albedo
  • Diameter
Size and albedo
Value
Unit
Source
Albedo
Value
0.075
Unit
-
Source
[6]
Diameter
Value
1840
*Estimated from the absolute magnitude using
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
Unit
-
Source
[8]

Sources

No.NameAdditional
[1]EARN1.) Thomas, C.A. et al. (2014) Icarus 228, 217-246. (Physical
characterization of Warm Spitzer-observed near-Earth
objects)
[2]EARN1.) 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.) Thomas, C.A. et al. (2011) Astron. J. 142, 85.
(ExploreNEOs. V. AVERAGE ALBEDO BY TAXONOMIC COMPLEX IN THE
NEAR-EARTH ASTEROID POPULATION) (new albedos data for 118
NEOs)
3.) Lazzarin, M., Marchi,S. & Magrin, S. (2010) href="http://www.astro.unipd.it/planets/sineo/data.html">
SINEO Database
(Spectroscopic Investiation of
Near-Earth Objects)
4.) Thomas, C.A. et al. (2014) Icarus 228, 217-246. (Physical
characterization of Warm Spitzer-observed near-Earth
objects)
[3]EARN1.) Warner, B.D. (2014) MPB 41, 213-224. (NEAR-EARTH ASTEROID
LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2014
MARCH-JUNE) (38 NEA lightcurve data)
2.) 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)
3.) Petr
Pravec's Ondrejov NEO Photometric Program Webpage
"Prepublished Periods"

4.) Polishook, D. et al. (2005) ACM2005-Abstr, p. 60-61.
(photometry of Atens) ((86450) 2000 CK33, (86667)2000 FO10,
(85989) 1999JD6,2002CQ11 )
5.) Warner, B.D. (2015) MPB 42, 256-266. (NEAR-EARTH ASTEROID
LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2015
MARCH-JUNE)(35 NEAs)
6.) Warner, B.D. (2018) MPB 45, 366-379. (Near-Earth Asteroid
Lightcurve Analysis at CS3-Palmer Divide Station: 2018
April-June)(39 NEAs)
[4]ESA ODIMESA orbit determination and impact monitoring system
[5]NEODySNEO Dynamic Site: https://newton.spacedys.com/neodys2
[6]EARN1.) Mainzer, A. et al. (2014) Astrophys. J. 784, 110. (The
Population of Tiny Near-Earth Objects Observed by NEOWISE)
2.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE
Observations of Near-Earth Objects: Preliminary Results)
(albedo and diameters of 428 NEOs)
3.) Thomas, C.A. et al. (2011) Astron. J. 142, 85.
(ExploreNEOs. V. AVERAGE ALBEDO BY TAXONOMIC COMPLEX IN THE
NEAR-EARTH ASTEROID POPULATION) (new albedos data for 118
NEOs)
4.) Campins, H. et al. (2009) Earth Moon and Planets 105,
159-165. (Low perihelion near-Earth asteroids)
5.) Harris(DLR), A.W. et al. (2011) Astron. J. 141, 75.
(ExploreNEOs. II. THE ACCURACY OF THE WARM SPITZER
NEAR-EARTH OBJECT SURVEY)
6.) Nugent, C.R. et al. (2016) Astron. J. 152_63 (12pp)
(NEOWISE Reactivation Mission Year Two: Asteroid Diameters
and Albedos) (207 NEOs)
7.) Mainzer, A.; Bauer, J.; Grav, T.; Masiero, J.; et al.
(2014) Astrophys. J. 784, A110.
[7]EARN1.) Mainzer, A. et al. (2014) Astrophys. J. 784, 110. (The
Population of Tiny Near-Earth Objects Observed by NEOWISE)
2.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE
Observations of Near-Earth Objects: Preliminary Results)
(albedo and diameters of 428 NEOs)
3.) Harris(DLR), A.W. et al. (2011) Astron. J. 141, 75.
(ExploreNEOs. II. THE ACCURACY OF THE WARM SPITZER
NEAR-EARTH OBJECT SURVEY)
4.) Trilling, D.E. et al. (2010) Astron. J. 140, 770-784.
(EXPLORENEOs. I. DESCRIPTION AND FIRST RESULTS FROM THE
WARM SPITZER NEAR-EARTH OBJECT SURVEY) (diameters & albedos
for 101 NEOs)
5.) Reddy, V. et al. (2012) Icarus 219, 382-392. (Constraining
albedo, diameter and composition of near-Earth asteroids
via near-infrared spectroscopy) (1992JE,1992UY4,1999JD6,
1999JM8,2003YE45,2004XP14,2005AD13,2005RC34,2005WJ56,
2005YY93,2007DS84,2008QS11)
6.) Marshall, S.E. et al. (2015) DPS47-204.09. (astract)
(Potentially Hazardous Asteroid (85989) 1999 JD6: Radar,
Infrared, and Lightcurve Observations and a Preliminary)
7.) Nugent, C.R. et al. (2016) Astron. J. 152_63 (12pp)
(NEOWISE Reactivation Mission Year Two: Asteroid Diameters
and Albedos) (207 NEOs)
8.) Mainzer, A.; Bauer, J.; Grav, T.; Masiero, J.; et al.
(2014) Astrophys. J. 784, A110.
9.) 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

2.) Marshall, S.E. et al. (2015) DPS47-204.09. (astract)
(Potentially Hazardous Asteroid (85989) 1999 JD6: Radar,
Infrared, and Lightcurve Observations and a Preliminary)
[9]EARN1.) Binzel, R.P. et al. (2001) Icarus 151,139-149. (Spectral
Properties of Near-Earth Objects: Palomar and IRTF Results
for 48 Objects Including Spacecraft Targets (9969) Braille
and (10302) 1989 ML)
2.) Reddy, V. et al. (2008) LPSC 39, 1996. (FAINT, FUZZY AND
'FEATURELESS' PHAs: MAKING THE MOST OUT OF ALMOST NOTHING)
(85989,2005AD13,2007DS84)
3.) Lazzarin, M., Marchi,S. & Magrin, S. (2010) href="http://www.astro.unipd.it/planets/sineo/data.html">
SINEO Database
(Spectroscopic Investiation of
Near-Earth Objects)
4.) 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)
**Estimated value