McElroy

01853, 1930 YP, 1930YP, 1950 NX, 1950NX, 1950 OM, 1950OM, 1957 XE, 1957XE, J30Y00P, J50N00X, J50O00M, J57X00E

All data for this body: [vot]

MPC data
Name (number) McElroy (1853)
a 3.06492
e 0.04600
i / sin(i) 15.7823 / 0.27198
q 2.92393
Q 3.20591
ω 93.6832
Node 298.6290
m 147.3047
n 0.1837
Epoch 2460200.5
nobs 4407
nopp 33
Years observed 1930-2023
rms 0.46
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.064
ep 0.024
sin(ip) 0.290
Value Standard error
G 0.150
H 10.920
Mass
D 23.47 0.126
pV 0.223 0.0149
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0639 0.0243 0.2902 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
17.47 0.640 0.640 Masiero 2012ApJ...759L...8M NEATM
19.89 3.980 3.980 Ali-Lagoa 2018A&A...612A..85A NEATM
21.09 0.670 0.670 Usui 2011PASJ...63.1117U NEATM
21.14 1.000 1.000 Tedesco 2002AJ....123.1056T STM
22.58 4.520 4.520 Ali-Lagoa 2018A&A...612A..85A NEATM
23.81 0.150 0.150 Masiero 2014ApJ...791..121M NEATM
24.07 0.282 0.282 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
0.182 0.0730 0.0730 Ali-Lagoa 2018A&A...612A..85A NEATM
0.199 0.0276 0.0276 Masiero 2011ApJ...741...68M NEATM
0.200 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.234 0.0940 0.0940 Ali-Lagoa 2018A&A...612A..85A NEATM
0.249 0.0260 0.0260 Tedesco 2002AJ....123.1056T STM
0.304 0.0550 0.0550 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
10.92 MPC-2023-12-04 MPC-2023-12-04 Phot