Davegriep

08456, 1981 EJ7, 1981EJ7, 1992 GP1, 1992GP1, J81E07J, J92G01P

All data for this body: [vot]

MPC data
Name (number) Davegriep (8456)
a 3.16846
e 0.03932
i / sin(i) 7.8132 / 0.13594
q 3.04387
Q 3.29306
ω 28.8031
Node 307.0842
m 39.1909
n 0.1748
Epoch 2460200.5
nobs 3041
nopp 23
Years observed 1981-2023
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.164
ep 0.033
sin(ip) 0.154
Value Standard error
G 0.150
H 12.880
Mass
D 18.00 0.306
pV 0.045 0.0089
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1636 0.0328 0.1545 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.82 0.317 0.317 Masiero 2011ApJ...741...68M NEATM
19.65 7.470 7.470 Nugent 2016AJ....152...63N NEATM
19.75 2.990 2.990 Masiero 2012ApJ...759L...8M NEATM
20.71 1.370 1.370 Usui 2011PASJ...63.1117U NEATM
21.35 4.270 4.270 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.034 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.0121 0.0121 Masiero 2011ApJ...741...68M NEATM
0.117 0.0530 0.0530 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
12.88 MPC-2023-12-04 MPC-2023-12-04 Phot