Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
7.15 |
|
n/a |
E2021B10 |
IRAS observations used: 19 |
magnitude slope |
G |
0.29 |
|
n/a |
PDS3 (MPC 17258) |
Fit |
diameter |
diameter |
122 |
km |
30 |
[Shepard, M. K. et al. (2018) Icarus 311, 197-209] |
|
extent |
extent |
276x94x78 |
km |
15% |
[Shepard, M. K. et al. (2018) Icarus 311, 197-209] |
|
rotation period |
rot_per |
5.385 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Scaltriti, F.; Zappala, V. (1978) Icarus 34, 428-435.] [Kennedy, H.D.; Tholen, D.J. (1982) Proc. Astron. Soc. Aust. 4, 414-417.] [Pilcher, F.; Tholen, D.J. (1982) Minor Planet Bull. 9, 13-14.] [Magnusson, P. (1983) in Asteroids, Comets, Meteors. C.-I. Lagerkvist, H. Rickman, eds. Uppsala, pp. 77-85.] [Zappala, V.; Di Martino, M.; Scaltriti, F.; Djurasevic, G.; Knezevic, Z. (1983) Icarus 53, 458-464.] [Magnusson, P. (1986) Icarus 68, 1-39.] [Lupishko, D.F.; Velichko, F.P. (1987) Kin. Fiz. Neb. Tel 3(1), 57-65; Kinematics and Physics of Celestial Bodies 3(1), 63-71.] [Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R.; Greenberg, R.; et al. (1987) Icarus 70, 191-245.] [Drummond, J.D.; Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R. (1988) Icarus 76, 19-77.] [Magnusson, P. (1990) Icarus 85, 229-240.] [Drummond, J.D.; Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R. (1991) Icarus 89, 44-64.] [De Angelis, G. (1995) Planet. Space Sci. 43, 649-682.] [Fauvaud, S.; Sareyan, J.; Boussuge, J.; Bernhard, P. (2001) Minor Planet Bull. 28, 44-45.] [Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Warner, B.D. (2006) Minor Planet Bull. 33, 85-88.] [Garlitz, J. (2008) http://eoni.com/~garlitzj/Period.htm] [Alton, K.B. (2009) Minor Planet Bull. 36, 69.] [Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Kaasalainen, M.; Viikinkoski, M. (2012) Astron. Astrophys. 543, A97.] [Shevchenko, V.G.; Velichko, F.P.; Checha, V.A.; Krugly, Y.N. (2014) Minor Planet Bull. 41, 195-198.] [Behrend, R. (2015) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Hanus, J.; Viikinkoski, M.; Marchis, F.; Durech, J.; et al (2017) Astron. Astrophys. 601, A114.] [Novak, R.; Alton, K.B. (2018) Minor Planet Bull. 45, 243.] [Shepard, M.K.; Timerson, B.; Scheeres, D.J.; Benner, L.A.M.; et al. (2018) Icarus 311, 197-209.] [Alton, K.B. (2019) Minor Planet Bull. 46, 114-117.] [Cellino, A.; Hestroffer, D.; Lu, X.-P.; Muinonen, K.; Tanga, P. (2019) Astron. Astrophys. 631, A67.] [Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
pole direction |
pole |
69, 42 |
|
5 degrees |
[Shepard, M. K. et al. (2018) Icarus 311, 197-209] |
|
geometric albedo |
albedo |
0.1164 |
|
0.004 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 19 |
B-V |
BV |
0.713 |
|
0.021 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=22; phase (min.=6.01, mean=15.14, max.=25.13) deg. |
U-B |
UB |
0.238 |
|
0.009 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=15; phase (min.=8.51, mean=15.63, max.=25.13) deg. |
Tholen spectral type |
spec_T |
M |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 7 color indices; used ground-based radiometric albedo |
SMASSII spectral type |
spec_B |
Xe |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
|