1988 DJ1

1988DJ1, 09314, 1990 QY1, 1990QY1, 1990 RK, 1990RK, J88D01J, J90Q01Y, J90R00K

All data for this body: [vot]

MPC data
Name (number) 1988 DJ1 (9314)
a 2.46685
e 0.18765
i / sin(i) 5.3599 / 0.09341
q 2.00395
Q 2.92976
ω 269.1627
Node 149.8032
m 138.0241
n 0.2544
Epoch 2460200.5
nobs 4862
nopp 22
Years observed 1988-2023
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.466
ep 0.176
sin(ip) 0.089
Value Standard error
G 0.150
H 14.270
Mass
D 8.04 0.353
pV 0.072 0.0192
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4659 0.1760 0.0889 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.01 1.560 1.560 Masiero 2020PSJ.....1....5M NEATM
7.23 1.530 1.530 Masiero 2012ApJ...759L...8M NEATM
7.30 1.820 1.820 Masiero 2020PSJ.....1....5M NEATM
8.05 1.960 1.960 Nugent 2016AJ....152...63N NEATM
8.19 0.400 0.400 Usui 2011PASJ...63.1117U NEATM
8.29 1.660 1.660 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.060 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.063 0.0390 0.0390 Masiero 2020PSJ.....1....5M NEATM
0.073 0.0290 0.0290 Ali-Lagoa 2018A&A...612A..85A NEATM
0.090 0.0550 0.0550 Masiero 2020PSJ.....1....5M NEATM
0.102 0.0840 0.0840 Masiero 2012ApJ...759L...8M 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
14.27 MPC-2023-12-04 MPC-2023-12-04 Phot