Asteroids with Satellites Database--Johnston's Archive

(92590) 2000 PT13

compiled by Wm. Robert Johnston
last updated 8 May 2026

--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: 2.28937360841 AU
orbital period P: 3.4640424889 yr
(= 1265.24151906 d)
eccentricity e: 0.1834358882
perihelion distance q: 1.869420327 AU
aphelion distance Q: 2.7093268898 AU
inclination i: 5.18917468°
argument of perihelion ω: 90.3225984°
ascending node Ω: 294.25461127°
mean anomaly M: 50.60144012°
perihelion passage TP: 2025 May 27.1582140
Epoch: 2025 Nov 21
data arc: 1993-2026 (2111 obs.)
Earth MOID: 0.880963 AU
Jupiter Tisserand invariant TJ: 3.572


orbital data, secondary:
semimajor axis as: 25 ± 15 km [M26c]
separation/primary radius as/rp:15 [*E]
separation/Hill radius as/rH:0.050 [*E]
orbital period Ps: 1.65 ± 0.39 d [M26c]
eccentricity es: ?
normalized ang. mom. αL: ?

other data, system (combined):
absolute mag. H: 15.67 [MPC]
slope parameter G: (0.15) [*A]
effective diameter dE: 3.61 km [*D]
geometric albedo: 0.073 [*D]
color index U-B: ?
color index B-V: ?
taxonomic type: ?
mass m: ?
density ρ: (1.6 g/cm3) [*A]
Hill radius rH: 500 km [*E]

other data, primary:
diameter dp: 3.4 ± 0.6 km [M26c]
dimensions :4.6 x 2.5 km [M26c]
axial ratios a/b, b/c:1.4, ? [*E]
rotation period RPp: ?
amplitude in mag., rotational ΔM: 0.4 [M26c]
pole direction Β, λ: ? , ?


other data, secondary:
diameter ds: 1.2 km [M26c]
diameter ratio ds/dp: 0.35 [*D]
component mag. difference ΔM: 2.26 [*D]
rotation period RPs: ?

-- (92590) 2000 PT13 --discovery and notes:

Primary discovered 2000 Aug 01 from Socorro, New Mexico, USA by LINEAR Program. Alternate designation(s): 1993 OY11. Linked to prediscovery observations from 1993 Jul 12. Permanent number assigned 2004 Oct 28.

Companion discovered 2026 Mar 07 by P. Maley, L. Liberato, D. Herald, D. Gault, and C. Weber using stellar occultation observations from Carefree, Arizona, USA. Announced 2026 May 06 [M26c].

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© 2026 by Wm. Robert Johnston.
Last modified 8 May 2026.
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