Ralphmilliken

09003, 1955 AA, 1955AA, 1981 UW19, 1981UW19, 1981 UW21, 1981UW21, 1983 CO2, 1983CO2, 1990 ST28, 1990ST28, 1992 AF6, 1992AF6, 1995 US7, 1995US7, J55A00A, J81U19W, J81U21W, J83C02O, J90S28T, J92A06F, J95U07S

All data for this body: [vot]

MPC data
Name (number) Ralphmilliken (9003)
a 2.78040
e 0.07661
i / sin(i) 5.3412 / 0.09309
q 2.56740
Q 2.99340
ω 273.0365
Node 124.8132
m 139.2287
n 0.2126
Epoch 2460800.5
nobs 4621
nopp 30
Years observed 1955-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Hoffmeister (1726)
 
ap 2.781
ep 0.048
sin(ip) 0.077
G 0.150
H 13.210
Mass
D 15.15 0.064
pV 0.047 0.0024
Value
Rotational Period 13.346
Period quality 2
Spectral Class C
Spectral Class Score 8.551
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1726 Hoffmeister 0 Hoffmeister Novakovic 2019EPSC...13.1671N HCM
1726 Hoffmeister 519 Hoffmeister -0.7800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7814 0.0475 0.0767 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.12 0.064 0.064 Masiero 2011ApJ...741...68M NEATM
19.40 6.440 6.440 Masiero 2021PSJ.....2..162M NEATM
19.59 1.210 1.210 Usui 2011PASJ...63.1117U NEATM
19.89 3.980 3.980 Ali-Lagoa 2018A&A...612A..85A NEATM
20.95 7.810 7.810 Masiero 2012ApJ...759L...8M NEATM
21.03 7.370 7.370 Masiero 2021PSJ.....2..162M NEATM
21.22 1.800 1.800 Tedesco 2002AJ....123.1056T STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.023 0.0100 0.0190 Masiero 2021PSJ.....2..162M NEATM
0.028 0.0530 0.0530 Masiero 2012ApJ...759L...8M NEATM
0.030 0.0120 0.0120 Ali-Lagoa 2018A&A...612A..85A NEATM
0.030 0.0130 0.0230 Masiero 2021PSJ.....2..162M NEATM
0.033 0.0060 0.0060 Tedesco 2002AJ....123.1056T STM
0.052 0.0028 0.0028 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
13.21 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
13.3465 2 Synodic Pal 2020ApJS..247...26P Lightcurve
13.3496 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.25 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.4774 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5311 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S C 0.6243 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.1174 0.3860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT