Siegma

02560, 1932 CW, 1932CW, 1950 DO1, 1950DO1, 1952 OO, 1952OO, 1952 RB, 1952RB, 1957 TH, 1957TH, 1962 WC, 1962WC, 1973 FW1, 1973FW1, 1980 TK15, 1980TK15, 1982 BF1, 1982BF1, J32C00W, J50D01O, J52O00O, J52R00B, J57T00H, J62W00C, J73F01W, J80T15K, J82B01F

All data for this body: [vot]

MPC data
Name (number) Siegma (2560)
a 2.75017
e 0.03339
i / sin(i) 5.9457 / 0.10359
q 2.65833
Q 2.84200
ω 286.3037
Node 148.3278
m 106.8071
n 0.2161
Epoch 2460200.5
nobs 3966
nopp 35
Years observed 1932-2023
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent Padua (363)
 
ap 2.750
ep 0.041
sin(ip) 0.094
Value Standard error
G 0.150
H 12.110
Mass
D 19.24 0.061
pV 0.092 0.0052
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
363 Padua 507 Padua 0.2100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7500 0.0410 0.0939 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.50 4.680 4.680 Nugent 2016AJ....152...63N NEATM
17.90 5.500 5.500 Nugent 2016AJ....152...63N NEATM
17.98 0.170 0.170 Masiero 2014ApJ...791..121M NEATM
18.53 0.114 0.114 Masiero 2011ApJ...741...68M NEATM
19.67 0.180 0.180 Masiero 2014ApJ...791..121M NEATM
19.83 0.089 0.089 Masiero 2011ApJ...741...68M NEATM
20.98 5.090 5.090 Masiero 2020PSJ.....1....5M NEATM
21.74 4.350 4.350 Ali-Lagoa 2018A&A...612A..85A NEATM
22.59 0.630 0.630 Usui 2011PASJ...63.1117U NEATM
23.52 8.433 8.433 Masiero 2017AJ....154..168M NEATM
26.15 5.230 5.230 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.045 0.0180 0.0180 Ali-Lagoa 2018A&A...612A..85A NEATM
0.048 0.0319 0.0319 Masiero 2017AJ....154..168M NEATM
0.051 0.0280 0.0280 Masiero 2020PSJ.....1....5M NEATM
0.065 0.0260 0.0260 Ali-Lagoa 2018A&A...612A..85A NEATM
0.070 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.094 0.0084 0.0084 Masiero 2011ApJ...741...68M NEATM
0.100 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.100 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.108 0.0201 0.0201 Masiero 2011ApJ...741...68M NEATM
0.140 0.0200 0.0200 Masiero 2014ApJ...791..121M 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
12.11 MPC-2023-12-04 MPC-2023-12-04 Phot