Dunham

03123, 1977 QL4, 1977QL4, 1981 QF2, 1981QF2, 1981 SN2, 1981SN2, J77Q04L, J81Q02F, J81S02N

All data for this body: [vot]

MPC data
Name (number) Dunham (3123)
a 2.46283
e 0.13523
i / sin(i) 1.9975 / 0.03486
q 2.12977
Q 2.79589
ω 223.7965
Node 123.0538
m 106.2889
n 0.2550
Epoch 2460800.5
nobs 4169
nopp 31
Years observed 1977-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.462
ep 0.102
sin(ip) 0.022
G 0.150
H 13.570
Mass
D 12.06 0.087
pV 0.041 0.0025
Value
Rotational Period 172.530
Period quality 2
Spectral Class B
Spectral Class Score 1.986
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4617 0.1018 0.0225 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.36 3.130 3.130 Masiero 2020PSJ.....1....5M NEATM
10.70 3.550 3.550 Masiero 2021PSJ.....2..162M NEATM
11.02 5.820 5.820 Nugent 2016AJ....152...63N NEATM
11.96 3.650 3.650 Masiero 2021PSJ.....2..162M NEATM
12.07 0.087 0.087 Masiero 2011ApJ...741...68M NEATM
12.17 6.040 6.040 Masiero 2012ApJ...759L...8M NEATM
12.47 3.770 3.770 Masiero 2020PSJ.....1....5M NEATM
7.93 2.313 2.313 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0025 0.0025 Masiero 2011ApJ...741...68M NEATM
0.043 0.0300 0.0300 Masiero 2020PSJ.....1....5M NEATM
0.044 0.0470 0.0470 Masiero 2020PSJ.....1....5M NEATM
0.046 0.0500 0.0500 Masiero 2012ApJ...759L...8M NEATM
0.050 0.1600 0.1600 Nugent 2016AJ....152...63N NEATM
0.052 0.0220 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.056 0.0240 0.0430 Masiero 2021PSJ.....2..162M NEATM
0.108 0.0556 0.0556 Masiero 2017AJ....154..168M 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
13.57 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
171.229 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
172.534 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.331 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT