Semirot

02182, 1937 KF, 1937KF, 1942 FN, 1942FN, 1953 FH1, 1953FH1, 1953 GY, 1953GY, 1955 UT, 1955UT, 1972 TM4, 1972TM4, 1975 EU1, 1975EU1, 1975 EU3, 1975EU3, 1978 VB8, 1978VB8, J37K00F, J42F00N, J53F01H, J53G00Y, J55U00T, J72T04M, J75E01U, J75E03U, J78V08B

All data for this body: [vot]

MPC data
Name (number) Semirot (2182)
a 3.12407
e 0.13734
i / sin(i) 2.2595 / 0.03943
q 2.69502
Q 3.55313
ω 200.9266
Node 50.8553
m 205.5524
n 0.1785
Epoch 2460200.5
nobs 6369
nopp 37
Years observed 1953-2023
rms 0.44
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.130
ep 0.154
sin(ip) 0.029
Value Standard error
G 0.150
H 11.790
Mass
D 24.38 0.090
pV 0.076 0.0031
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis -0.1100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1298 0.1543 0.0295 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.83 5.490 5.490 Nugent 2016AJ....152...63N NEATM
19.91 5.850 5.850 Nugent 2016AJ....152...63N NEATM
20.60 4.120 4.120 Ali-Lagoa 2018A&A...612A..85A NEATM
22.04 0.470 0.470 Masiero 2012ApJ...759L...8M NEATM
22.87 1.630 1.630 Usui 2011PASJ...63.1117U NEATM
24.31 0.100 0.100 Masiero 2014ApJ...791..121M NEATM
25.13 1.900 1.900 Tedesco 2002AJ....123.1056T STM
25.36 0.252 0.252 Masiero 2011ApJ...741...68M NEATM
25.95 5.190 5.190 Ali-Lagoa 2018A&A...612A..85A NEATM
26.38 1.012 1.012 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
27.85 2.215 2.215 Ryan&Woodward 2010AJ....140..933R IRAS-STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.066 0.0260 0.0260 Ali-Lagoa 2018A&A...612A..85A NEATM
0.069 0.0052 0.0052 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.077 0.0060 0.0060 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.080 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.083 0.0067 0.0067 Masiero 2011ApJ...741...68M NEATM
0.085 0.0140 0.0140 Tedesco 2002AJ....123.1056T STM
0.090 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.091 0.0160 0.0160 Masiero 2012ApJ...759L...8M NEATM
0.100 0.1200 0.1200 Nugent 2016AJ....152...63N NEATM
0.105 0.0420 0.0420 Ali-Lagoa 2018A&A...612A..85A 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
11.79 MPC-2023-12-04 MPC-2023-12-04 Phot