( 1916) Boreas

(1953 RA )

Discovery Circumstances:

S. J. Arend - Uccle

1 Sep 1953

(1)

Orbital Type:

AM

(*)( 2)

Taxonomic Type:

S,Sw

( 3)( 4)( 5)( 6)( 7)( 8)

Albedo:

mh

( 9)

Diameter:(km)

3.1 km

(10)

H:(mag)

14.860

(11)(12)

G:

0.12

(13)

U-B:(mag)

0.41

(14)

B-V:(mag)

0.85

(14)

V-R:(mag)

-

-

R-I:(mag)

-

-

Rotation Period:(hrs)

3.4746

(15)(16)(17)(18)

Quality:

3 !

(15)(16)(17)(18)

Lightcurve Amplitude:(mag)

0.35

(15)(16)(17)(18)

Spin Vector:

-

-

Sense of Rotation:

-

-

Radar Observations:

-

-

Spectral Observations:

Y

(19)(20)(21)

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. 1419

(002) Milani, A. et al. (1989) Icarus 78, 212-269. (Dynamics of planet-crossing asteroids - Classes of orbital behavior - project Spaceguard)

(003) Tholen, D.J. (1989) in "Asteroids II" (Eds. R.P.Binzel et al.), Univ.Ariz.Press, Tucson, USA, pp. 1139-1150.

(004) Lazzarin, M. et al. (2004) Icarus 169, 373-384. (Visible and near-infrared spectroscopic investigation of near-Earth objects at ESO: first results)

(005) 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.)

(006) Lazzarin, M., Marchi,S. & Magrin, S. (2010) SINEO Database (Spectroscopic Investiation of Near-Earth Objects)

(007) Thomas, C.A. et al. (2014) Icarus 228, 217-246. (Physical characterization of Warm Spitzer-observed near-Earth objects)

(008) 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)

(009) 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)

(010) 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)

(011) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute magnitudes of asteroids and a revision of asteroid albedo estimates from WISE thermal observations)

(012) Tedesco, E.F. (1989) in "Asteroids II" (Eds. R.P.Binzel et al.), Univ.Ariz.Press, Tucson, USA, pp. 1090-1138.

(013) Pravec, P. et al. (2012) Icarus 221, 365-387 (Absolute magnitudes of asteroids and a revision of asteroid albedo estimates from WISE thermal observations)

(014) Degewij, J. et al. (1978) Astron. J. 83, 643-650. (Minor planets and related objects. XXV - UBV photometry of 145 faint asteroids)

(015) Petr Pravec's Ondrejov NEO Photometric Program Webpage "Prepublished Periods"

(016) Krugly, Yu. N. et al. (2002) Proceedings of ACM2002, ESA-SP500, pp. 903-906. (CCD photometry of Near-Earth asteroids in 2001) (rot.per. for 719,1916,26760,33342 2001 MF1; LCs for 1620,3103,5587,1999 KW4)

(017) Robinson, L.E. (2002) M.P.B. 29, 37-38. (lightcurve photometry of 551 Ortrud, 1118 Hanskya, and 1916 Boreas from Sunflower Observatory)

(018) R. Behrend Courbes des lumiere, Observatoire de Geneve website

(019) Lazzarin, M. et al. (2004) Icarus 169, 373-384. (Visible and near-infrared spectroscopic investigation of near-Earth objects at ESO: first results)

(020) 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.)

(021) Lazzarin, M., Marchi,S. & Magrin, S. (2010) SINEO Database (Spectroscopic Investiation of Near-Earth Objects)


NEODyS Page of ( 1916) Boreas