( 9856) 1991 EE

(1991 EE )

Discovery Circumstances:

Spacewatch - Steward Observatory, Kitt Peak-Spacewatch

13 Mar 1991

(1)

Orbital Type:

AP

(*)

Taxonomic Type:

S

( 2)

Albedo:

0.30

( 3)

Diameter:(km)

1 km

( 4)

H:(mag)

17.0

( 5)

G:

0.23

( 6)

U-B:(mag)

-

-

B-V:(mag)

-

-

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

3.045

( 7)( 8)

Quality:

3 !

( 7)( 8)

Lightcurve Amplitude:(mag)

0.14

( 7)( 8)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

Y

( 9)

Spectral Observations:

-

-

IR Observations:

-

-

Remarks

* - orbital type derived from osculating orbital elements

! - quality code according to Lagerkvist et al. (1989) in "Asteroids II" (Eds. R.P.Binzel et al.), Univ.Ariz.Press, Tucson, USA, pp. 1162-1179.

References

( 1) I.A.U.Circ. 5326

(002) Harris, A.W. (DLR) et al. (1998) Icarus 135, 441-450. (Thermal Infrared Spectrophotometry of the Near-Earth Asteroids 2100 Ra-Shalom and 1991 EE)

(003) Harris, A.W. (DLR) et al. (1998) Icarus 135, 441-450. (Thermal Infrared Spectrophotometry of the Near-Earth Asteroids 2100 Ra-Shalom and 1991 EE)

(004) Harris, A.W. (DLR) et al. (1998) Icarus 135, 441-450. (Thermal Infrared Spectrophotometry of the Near-Earth Asteroids 2100 Ra-Shalom and 1991 EE)

(005) Wisniewski, W.Z. et al. (1997) Icarus 126, 395-449. (Photometric Observations of 125 Asteroids)

(006) Wisniewski, W.Z. et al. (1997) Icarus 126, 395-449. (Photometric Observations of 125 Asteroids)

(007) Wisniewski, W.Z. et al. (1997) Icarus 126, 395-449. (Photometric Observations of 125 Asteroids)

(008) Harris, A.W. (DLR) et al. (1998) Icarus 135, 441-450. (Thermal Infrared Spectrophotometry of the Near-Earth Asteroids 2100 Ra-Shalom and 1991 EE)

(009) De Pater, I. et al. (1994) Icarus 111, 489-502. (Radar aperture synthesis observations of asteroids)1991 EE and 4179 Toutatis


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