Johnmills

06906, 1972 XK, 1972XK, 1978 EA4, 1978EA4, 1990 WC, 1990WC, J72X00K, J78E04A, J90W00C

All data for this body: [vot]

MPC data
Name (number) Johnmills (6906)
a 2.74108
e 0.27029
i / sin(i) 10.4376 / 0.18116
q 2.00018
Q 3.48198
ω 346.8577
Node 68.0560
m 202.7400
n 0.2172
Epoch 2460800.5
nobs 2846
nopp 26
Years observed 1972-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Chloris (410)
 
ap 2.739
ep 0.253
sin(ip) 0.152
G 0.150
H 13.280
Mass
D 11.21 0.107
pV 0.083 0.0106
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 8.950
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
410 Chloris 0 Chloris Novakovic 2019EPSC...13.1671N HCM
410 Chloris 509 Chloris 0.4400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7388 0.2525 0.1521 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.21 0.107 0.107 Masiero 2011ApJ...741...68M NEATM
11.29 3.470 3.470 Masiero 2020PSJ.....1....5M NEATM
12.85 3.320 3.320 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0280 0.0280 Masiero 2020PSJ.....1....5M NEATM
0.080 0.0910 0.0910 Masiero 2020PSJ.....1....5M NEATM
0.089 0.0115 0.0115 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
13.28 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C Bus VIS Bus 2002Icar..158..146B SPEC
C S 0.790000 0.130000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT
X 0.688 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT