Erin

02167, 1938 EV, 1938EV, 1954 CH, 1954CH, 1971 LA, 1971LA, 1973 WG, 1973WG, 1973 YF1, 1973YF1, J38E00V, J54C00H, J71L00A, J73W00G, J73Y01F

All data for this body: [vot]

MPC data
Name (number) Erin (2167)
a 2.54129
e 0.18724
i / sin(i) 6.0204 / 0.10488
q 2.06546
Q 3.01711
ω 274.7723
Node 252.6929
m 20.4181
n 0.2433
Epoch 2460200.5
nobs 7535
nopp 30
Years observed 1954-2023
rms 0.37
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.542
ep 0.235
sin(ip) 0.129
Value Standard error
G 0.150
H 12.330
Mass
D 10.26 0.283
pV 0.318 0.0272
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5422 0.2346 0.1292 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.29 0.470 0.470 Usui 2011PASJ...63.1117U NEATM
12.66 2.530 2.530 Ali-Lagoa 2018A&A...612A..85A NEATM
13.03 2.610 2.610 Ali-Lagoa 2018A&A...612A..85A NEATM
8.36 1.590 1.590 Nugent 2016AJ....152...63N NEATM
9.00 0.370 0.370 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.173 0.0690 0.0690 Ali-Lagoa 2018A&A...612A..85A NEATM
0.183 0.0730 0.0730 Ali-Lagoa 2018A&A...612A..85A NEATM
0.310 0.1600 0.1600 Nugent 2016AJ....152...63N NEATM
0.379 0.0330 0.0330 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
12.33 MPC-2023-12-04 MPC-2023-12-04 Phot