1987 DQ6

1987DQ6, 18331, 1932 CM, 1932CM, J32C00M, J87D06Q

All data for this body: [vot]

MPC data
Name (number) 1987 DQ6 (18331)
a 3.10250
e 0.08611
i / sin(i) 16.0508 / 0.27649
q 2.83535
Q 3.36966
ω 14.0888
Node 352.2964
m 140.8867
n 0.1804
Epoch 2460800.5
nobs 4144
nopp 25
Years observed 1932-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Ursula (375)
 
ap 3.106
ep 0.059
sin(ip) 0.281
G 0.150
H 11.900
Mass
D 27.15 0.233
pV 0.036 0.0030
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 6.714
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
375 Ursula 631 Ursula Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1055 0.0595 0.2808 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
24.68 9.620 9.620 Nugent 2016AJ....152...63N NEATM
25.28 1.600 1.600 Tedesco 2002AJ....123.1056T STM
26.27 2.630 2.630 Ali-Lagoa 2018A&A...612A..85A NEATM
26.35 0.467 0.467 Masiero 2011ApJ...741...68M NEATM
27.32 0.540 0.540 Usui 2011PASJ...63.1117U NEATM
27.53 0.320 0.320 Masiero 2012ApJ...759L...8M NEATM
29.81 2.980 2.980 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.028 0.0054 0.0054 Masiero 2011ApJ...741...68M NEATM
0.036 0.0050 0.0050 Tedesco 2002AJ....123.1056T STM
0.038 0.0080 0.0080 Ali-Lagoa 2018A&A...612A..85A NEATM
0.049 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.049 0.0110 0.0110 Masiero 2012ApJ...759L...8M NEATM
0.050 0.0800 0.0800 Nugent 2016AJ....152...63N 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
11.90 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 0.92 Bus VIS Carvano 2010A&A...510A..43C PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X X 0.7856 0.7856 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT