Johandemessie

12857, 1998 HQ97, 1998HQ97, 1999 NL40, 1999NL40, J98H97Q, J99N40L

All data for this body: [vot]

MPC data
Name (number) Johandemessie (12857)
a 2.90305
e 0.07458
i / sin(i) 2.0215 / 0.03528
q 2.68655
Q 3.11956
ω 343.9167
Node 8.8795
m 281.4288
n 0.1993
Epoch 2460200.5
nobs 2616
nopp 22
Years observed 1993-2023
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.903
ep 0.042
sin(ip) 0.040
Value Standard error
G 0.150
H 13.720
Mass
D
pV
Rotational Period 2.690
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 605 Koronis 0.3000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9026 0.0424 0.0399 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
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
13.72 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.69 Yeh 2020AJ....160...73Y Lightcurve