Polyhymnia

00033, 1854UB, 1887HA, 1938FE, 1953AK, 1957YL, 1963DG, 1976YT7, I54U00B, I87H00A, J38F00E, J53A00K, J57Y00L, J63D00G, J76Y07T

All data for this body: [vot]

MPC data
Name (number) Polyhymnia (33)
Packed designation 00033
a 2.87462
e 0.33169
i / sin(i) 1.8528 / 0.03233
q 1.92113
Q 3.82810
ω 338.4941
Node 8.4465
m 184.1322
n 0.2022
Epoch 2459600.5
nobs 3766
nopp 72
Years observed 1856-2022
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.866
ep 0.297
sin(ip) 0.035
Value Standard error
G 0.150
H 8.510
Mass
D 53.74 0.830
pV 0.254 0.0269
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8661 0.2973 0.0348 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
49.82 4.980 4.980 Ali-Lagoa 2018A&A...612A..85A NEATM
52.93 2.300 2.300 Masiero 2012ApJ...759L...8M NEATM
53.98 0.910 0.910 Usui 2011PASJ...63.1117U NEATM
54.39 11.840 11.840 Nugent 2016AJ....152...63N NEATM
55.52 11.100 11.100 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.230 0.1300 0.1300 Nugent 2016AJ....152...63N NEATM
0.240 0.0320 0.0320 Masiero 2012ApJ...759L...8M NEATM
0.255 0.1020 0.1020 Ali-Lagoa 2018A&A...612A..85A NEATM
0.316 0.0630 0.0630 Ali-Lagoa 2018A&A...612A..85A NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.51 MPC-2022-01-18 MPC-2022-01-18 Phot