Kaplan

01987, 1952 RH, 1952RH, J52R00H

All data for this body: [vot]

MPC data
Name (number) Kaplan (1987)
a 2.38242
e 0.22711
i / sin(i) 23.6410 / 0.40101
q 1.84135
Q 2.92348
ω 38.2435
Node 314.1615
m 269.6382
n 0.2680
Epoch 2460800.5
nobs 6490
nopp 28
Years observed 1952-2025
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent Phocaea (25)
 
ap 2.382
ep 0.238
sin(ip) 0.396
G 0.150
H 11.720
Mass
D 13.93 0.078
pV 0.229 0.0251
Value
Rotational Period 9.450
Period quality 3
Spectral Class S
Spectral Class Score 8.755
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
25 Phocaea 0 Phocaea Novakovic 2019EPSC...13.1671N HCM
25 Phocaea 701 Phocaea -0.4500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3821 0.2379 0.3964 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.70 2.270 2.270 Nugent 2016AJ....152...63N NEATM
13.00 0.200 0.200 Hanus 2018Icar..309..297H RADIOMETRY_TPM
13.02 0.160 0.160 Masiero 2014ApJ...791..121M NEATM
13.52 0.390 0.390 Usui 2011PASJ...63.1117U NEATM
13.73 1.370 1.370 Ali-Lagoa 2018A&A...612A..85A NEATM
14.61 0.104 0.104 Masiero 2011ApJ...741...68M NEATM
16.73 3.350 3.350 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.168 0.0670 0.0670 Ali-Lagoa 2018A&A...612A..85A NEATM
0.209 0.0448 0.0448 Masiero 2011ApJ...741...68M NEATM
0.249 0.0500 0.0500 Ali-Lagoa 2018A&A...612A..85A NEATM
0.260 0.0500 0.0500 Masiero 2014ApJ...791..121M NEATM
0.280 0.1200 0.1200 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
11.72 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.453 3 Synodic Warner 2012MPBu...39...69W Lightcurve
9.4595 2 Sidereal Hanus 2013A&A...559A.134H Model
9.4595 2 Sidereal Hanus 2018Icar..309..297H Model
9.46 3 Synodic Warner 2011MPBu...38...63W Lightcurve
9.484 3- Synodic Behrend LCDB Lightcurve
9.49 3 Synodic Warner 2001MPBu...28...40W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.4591 0.4591 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT