SLAS

1999 XS1, 1999XS1, 24173, J99X01S

All data for this body: [vot]

MPC data
Name (number) SLAS (24173)
a 2.78793
e 0.12908
i / sin(i) 8.2707 / 0.14385
q 2.42806
Q 3.14779
ω 132.9535
Node 310.9914
m 30.7098
n 0.2117
Epoch 2460200.5
nobs 1502
nopp 20
Years observed 1954-2023
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.788
ep 0.131
sin(ip) 0.159
Value Standard error
G 0.150
H 14.640
Mass
D 3.97 0.445
pV 0.214 0.0410
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 516 Gefion 0.0700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7880 0.1310 0.1592 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.97 0.445 0.445 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.214 0.0410 0.0410 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.64 MPC-2023-12-04 MPC-2023-12-04 Phot