Alma

00390, 1894FA, 1930QW, 1950BV, 1950CH, 1953YB, 1963DF, I94F00A, J30Q00W, J50B00V, J50C00H, J53Y00B, J63D00F

All data for this body: [vot]

MPC data
Name (number) Alma (390)
Packed designation 00390
a 2.65329
e 0.13106
i / sin(i) 12.1434 / 0.21036
q 2.30554
Q 3.00104
ω 191.5552
Node 305.1531
m 231.9079
n 0.2280
Epoch 2459600.5
nobs 2917
nopp 48
Years observed 1894-2021
rms 0.48
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.652
ep 0.172
sin(ip) 0.223
Value Standard error
G 0.150
H 10.180
Mass
D 26.14 0.131
pV 0.237 0.0076
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6517 0.1721 0.2225 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
18.36 0.620 0.620 Masiero 2012ApJ...759L...8M NEATM
23.74 1.400 1.400 Tedesco 2002AJ....123.1056T STM
24.00 1.632 1.632 Ryan&Woodward 2010AJ....140..933R IRAS-STM
24.09 2.410 2.410 Ali-Lagoa 2018A&A...612A..85A NEATM
24.30 0.400 0.400 Hanus 2018Icar..309..297H RADIOMETRY_TPM
24.31 0.530 0.530 Usui 2011PASJ...63.1117U NEATM
25.30 0.600 0.600 Hanus 2018Icar..309..297H RADIOMETRY_TPM
25.69 0.180 0.180 Masiero 2014ApJ...791..121M NEATM
26.00 5.200 5.200 Ali-Lagoa 2018A&A...612A..85A NEATM
30.59 3.119 3.119 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
31.16 0.299 0.299 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.127 0.0205 0.0205 Masiero 2011ApJ...741...68M NEATM
0.142 0.0272 0.0272 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.219 0.0290 0.0290 Tedesco 2002AJ....123.1056T STM
0.220 0.0279 0.0279 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.252 0.1010 0.1010 Ali-Lagoa 2018A&A...612A..85A NEATM
0.270 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.293 0.0590 0.0590 Ali-Lagoa 2018A&A...612A..85A NEATM
0.366 0.0400 0.0400 Masiero 2012ApJ...759L...8M 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
10.18 MPC-2022-01-18 MPC-2022-01-18 Phot