1999 HJ1

1999HJ1, 2000 SA172, 2000SA172, 49636, J99H01J, K00SH2A

All data for this body: [vot]

MPC data
Name (number) 1999 HJ1 (49636)
a 2.27688
e 0.24548
i / sin(i) 22.3517 / 0.38029
q 1.71795
Q 2.83581
ω 88.1011
Node 201.4593
m 332.2447
n 0.2869
Epoch 2460200.5
nobs 2788
nopp 19
Years observed 1986-2023
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent Phocaea (25)
 
ap 2.277
ep 0.227
sin(ip) 0.406
Value Standard error
G 0.150
H 14.170
Mass
D 3.95 0.035
pV 0.365 0.0270
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
25 Phocaea 701 Phocaea -1.1000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2766 0.2265 0.4062 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.94 0.080 0.080 Masiero 2014ApJ...791..121M NEATM
3.96 0.039 0.039 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.342 0.0620 0.0620 Masiero 2011ApJ...741...68M NEATM
0.370 0.0300 0.0300 Masiero 2014ApJ...791..121M 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
14.17 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.52 Waszczak 2015AJ....150...75W Lightcurve
2.82 Oey 2014MPBu...41..276O Lightcurve