Ichikawa

04903, 1953 FU, 1953FU, 1972 TM1, 1972TM1, 1977 OG, 1977OG, 1980 BU4, 1980BU4, 1983 TG, 1983TG, 1989 UD, 1989UD, J53F00U, J72T01M, J77O00G, J80B04U, J83T00G, J89U00D

All data for this body: [vot]

MPC data
Name (number) Ichikawa (4903)
a 3.14606
e 0.18623
i / sin(i) 2.5437 / 0.04438
q 2.56018
Q 3.73194
ω 250.6720
Node 90.6995
m 55.5924
n 0.1766
Epoch 2460200.5
nobs 3339
nopp 30
Years observed 1953-2023
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.151
ep 0.152
sin(ip) 0.024
Value Standard error
G 0.150
H 12.850
Mass
D 14.90 0.362
pV 0.109 0.0081
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 602 Themis 0.2000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
656 Beagle 620 Beagle -2.4100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1505 0.1525 0.0241 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.79 0.389 0.389 Masiero 2011ApJ...741...68M NEATM
15.08 5.270 5.270 Masiero 2020PSJ.....1....5M NEATM
15.58 1.070 1.070 Usui 2011PASJ...63.1117U NEATM
16.03 3.210 3.210 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.058 0.0480 0.0480 Masiero 2020PSJ.....1....5M NEATM
0.060 0.0240 0.0240 Ali-Lagoa 2018A&A...612A..85A NEATM
0.117 0.0087 0.0087 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
12.85 MPC-2023-12-04 MPC-2023-12-04 Phot