Seimei

05541, 1976 ST5, 1976ST5, 1976 UH16, 1976UH16, 1987 SJ11, 1987SJ11, J76S05T, J76U16H, J87S11J

All data for this body: [vot]

MPC data
Name (number) Seimei (5541)
a 3.18445
e 0.14212
i / sin(i) 12.8914 / 0.22310
q 2.73187
Q 3.63704
ω 199.4080
Node 193.0508
m 99.0010
n 0.1734
Epoch 2460200.5
nobs 4518
nopp 29
Years observed 1953-2023
rms 0.45
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.185
ep 0.128
sin(ip) 0.222
Value Standard error
G 0.150
H 12.530
Mass
D 13.05 0.156
pV 0.148 0.0162
Rotational Period 25.820
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1849 0.1281 0.2215 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.69 4.180 4.180 Nugent 2016AJ....152...63N NEATM
13.25 0.230 0.230 Masiero 2014ApJ...791..121M NEATM
13.80 0.240 0.240 Masiero 2011ApJ...741...68M NEATM
9.36 0.470 0.470 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.110 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.135 0.0206 0.0206 Masiero 2011ApJ...741...68M NEATM
0.150 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.292 0.0640 0.0640 Masiero 2012ApJ...759L...8M 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
12.53 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
25.82 Waszczak 2015AJ....150...75W Lightcurve