Asteroids with Satellites Database--Johnston's Archive
(3868)
Mendoza
compiled by Wm. Robert Johnston
last updated
21 September 2014
--Orbital and physical data--
(See this page for definitions of quantities; source codes in brackets, see this link for full references; *A, *D, and *E indicate assumed, derived, and estimated values, respectively.)
dynamical type, primary:
main belt asteroid
orbital data, primary (osculating elements)
[JPL]
: |
semimajor axis a: |
2.333797095 AU
| |
orbital period P: |
3.565355541 yr
(= 1302.2461110 d)
| |
eccentricity e: |
0.098212416
| |
perihelion distance q: |
2.10458924 AU
| |
aphelion distance Q: |
2.563004946 AU
| |
inclination i: |
8.1028000°
| |
argument of perihelion ω: |
185.490560°
| |
ascending node Ω: |
171.594754°
| |
mean anomaly M: |
22.374915°
| |
perihelion passage TP: |
2014 Mar 03.06209
| |
Epoch: |
2014 May 23
| |
data arc: |
1953-2013
(1324 obs.)
| |
Earth MOID: |
1.0988 AU
| |
Jupiter Tisserand invariant TJ: |
3.549
|
orbital data, secondary:
|
semimajor axis as: |
20
km
[*E]
| |
separation/primary radius as/rp: | 4.4 [*E] | |
separation/Hill radius as/rH: | 0.013 [*E] | |
orbital period Ps: |
1.016
d [O09a]
| |
eccentricity es: |
?
| |
normalized ang. mom. αL: |
?
|
|
other data, system (combined):
|
absolute mag. H: |
12.5
[MPC]
12.30 ± 0.04 [O09a]
| |
slope parameter G: |
(0.15) [*A]
| |
effective diameter dE: |
9.35
± 0.05
km [M11b]
| |
geometric albedo: |
0.162
± 0.029
[M11b]
| |
color index U-B: |
?
| |
color index B-V: |
?
| |
taxonomic type: |
?
| |
mass m: |
?
| |
density ρ: |
(1.6
g/cm3) [*A]
| |
Hill radius rH: |
1500 km [*E]
|
other data, primary:
|
diameter dp: |
9.13
± 0.05
km [*D]
| |
rotation period RPp: |
2.77090
± 0.00005
h [O09a]
| |
amplitude in mag., rotational ΔM: |
0.10
[O09a]
| |
amplitude in mag., mutual events ΔM: | 0.05 [O09a] | |
pole direction Β, λ: |
?
,
?
|
other data, secondary:
|
diameter ds: |
2.01
± 0.18
km [*D]
| |
diameter ratio ds/dp: |
0.22
± 0.02
[O09a]
| |
component mag. difference ΔM: |
3.3
± 0.2
[*D]
| |
rotation period RPs: |
?
| |
|
|
--
(3868) Mendoza
--discovery and notes:
Primary discovered
1960 Sep 24
from
Palomar Observatory, California, USA
by
C. J. van Houten, I. van Houten-Groeneveld, and T. Gehrels.
Alternate designation(s):
4575 P-L,
1935 SA1, 1952 HV3, 1953 TD2, 1977 KD1.
Linked to prediscovery observations from 1953 Oct 09.
Permanent number assigned 1988 Aug 27.
Named 1993 Sep 01 for Eugenio E. Mendoza V (1928-) [MPC22499].
Companion discovered
2009 Apr 25
by J. Oey, P. Pravec, P. Kusnirak, K. Hornoch, J. Brinsfield, V. Chiorny, D. Pray, M. Pikler, and M. Husarik
using
lightcurve
observations from Leura Observatory, Leura, New South Wales, Australia; Ondrejov Observatory, Czech Republic; Via Capote Observatory, Thousand Oaks, California, USA; Kharkiv Observatory, Ukraine; Carbuncle Observatory, W. Brookfield, Massachusetts, USA; Skalnate Pleso Observatory.
Announced
2009 Jun 06 [O09a].
--Links, more technical:
--Links, less technical:
--Links to ADS abstracts:
- Oey, J., Pravec, P., Kusnirak, P., Hornoch, K., Brinsfield, J., Chiorny, V., Pray, D., Brookfield, W., Pikler, M., & Husarik, M. 2009, Central Bureau Electronic Telegrams (3868) Mendoza
- Oey, Julian, Masi, G., Mallia, F., Tagliaferri, U., Higgins, David, Durkee, Russell I., & Miles, Richard 2007, Minor Planet Bulletin Rotation Period and Amplitude Change of Minor Planet 3868 Mendoza
©
2009, 2014
by Wm. Robert Johnston.
Last modified
21 September 2014.
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