Asteroids

388188 2006DP14 help

Last update: 2026-07-30 09:40 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.306

Aphelion (Q)

2.424

Eccentricity (e)

0.776

Inclination (i)

11.8

deg

Orbit period (P)

582.3

Earth MOID

0.01652

U parameter

0.0

A₂

-32.4

10^-15au/days²

Next Earth close approach

Date

2031-06-02

Nominal distance (from Earth center)

0.18949

28347965

Maximum Brightness

18.7

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

18.9

mag

Diameter

400 | 200

Taxonomic type

Rotation period (T)

5.780

Discovery Information

Discovery Date

2006-02-23

Observatory

Lincoln Laboratory ETS, New Mexico

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.364615

1-sigma variation

4.131E-9

Unit

Eccentricity (e)

Value

0.776101

1-sigma variation

3.853E-8

Unit

Inclination (i)

Value

11.7736

1-sigma variation

7.853E-6

Unit

Long. of Ascending Node (Ω)

Value

317.0959

1-sigma variation

4.531E-6

Unit

Arg. of Perihelion (ω)

Value

59.3421

1-sigma variation

7.323E-6

Unit

Mean Anomaly (M)

Value

288.05205

1-sigma variation

3.980E-6

Unit

Perihelion distance

Value

0.305536

1-sigma variation

Unit

Aphelion distance

Value

2.423693

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.625330

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.087962

1-sigma variation

Unit

MOID

Value

0.016521

1-sigma variation

Unit

Orbit Period

Value

582.2552

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

A₂

Value

-32.36932

1-sigma variation

5.19026

Unit

10^-15au/days²

Covariance Matrix

	a	e	i	Ω	ω	M	A₂
a	1.70646E-17	2.83795E-17	3.27141E-15	9.04884E-16	-3.29649E-15	-1.48363E-14	1.82808E-8
e	2.83795E-17	1.48433E-15	5.30830E-14	1.25530E-14	-2.11828E-13	-7.74569E-14	-5.26829E-9
i	3.27141E-15	5.30830E-14	6.16676E-11	2.96691E-11	-3.63357E-11	-5.10299E-12	1.57680E-7
Ω	9.04884E-16	1.25530E-14	2.96691E-11	2.05290E-11	-2.33681E-11	-1.30128E-12	1.07641E-7
ω	-3.29649E-15	-2.11828E-13	-3.63357E-11	-2.33681E-11	5.36204E-11	1.04539E-11	1.81498E-6
M	-1.48363E-14	-7.74569E-14	-5.10299E-12	-1.30128E-12	1.04539E-11	1.58388E-11	-1.69247E-5
A₂	1.82808E-8	-5.26829E-9	1.57680E-7	1.07641E-7	1.81498E-6	-1.69247E-5	2.69388E1

Date of computation: 2026-07-30 09:40 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

5.780

5.770

Unit

Source

[2]

[3]

Quality

Value

3,B,R

Unit

Source

[2]

[3]

Amplitude

Value

1.05

Unit

mag

Source

[2]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[1]

Taxonomy (all)

Value

X,C

Unit

Source

[1]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

18.8

18.914

Unit

mag

Source

[1]

[4]

Slope Parameter (G)

Value

0.15**

Unit

Source

[4]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.123

Unit

Source

[6]

Diameter

Value

400 | 200

Unit

Source

[5]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

0.4

0.67

0.39

Unit

V-R

B-V

R-I

Source

[1]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Radar R

Unit

Source

[7]

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Sources

No.	Name	Additional
[1]	EARN	1.) Hicks, M. & S. Ebelhar (2014) href="http://www.astronomerstelegram.org/?read=5928"> ATel#5928 (Broad-band Photometry of the Potentially Hazardous Asteroid 2006 DP14)
[2]	EARN	1.) Hicks, M. & S. Ebelhar (2014) href="http://www.astronomerstelegram.org/?read=5928"> ATel#5928 (Broad-band Photometry of the Potentially Hazardous Asteroid 2006 DP14) 2.) href="http://www.jpl.nasa.gov/news/news.php?release=2014-060"> Radar Images of near-Earth Asteroid 2006 DP14 3.) Warner, B.D. et al. (2014) MPB 41, 157-168. (NEAR-EARTH ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2014 JANUARY-MARCH) (1943,4055,4954,25916,35107,40267,53435, 68031,85990,86039,138127,143409,243566,275677,277570,294739, 357622,377097,1995CR,2006DP14,2009CT,2009QF31,2011BT15, 2012AU10,2013XV8,2013YZ13,2013PD21,2013XF22,2013YZ37, 2013WT44,2014CR,2014EM,2014BR8,2014CG13,2014CU13,2014EY24, 2014AY28,2014EL45,2014BR57,2014DX110)
[3]	EARN	1.) Warner, B.D. et al. (2014) MPB 41, 157-168. (NEAR-EARTH ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2014 JANUARY-MARCH) (1943,4055,4954,25916,35107,40267,53435, 68031,85990,86039,138127,143409,243566,275677,277570,294739, 357622,377097,1995CR,2006DP14,2009CT,2009QF31,2011BT15, 2012AU10,2013XV8,2013YZ13,2013PD21,2013XF22,2013YZ37, 2013WT44,2014CR,2014EM,2014BR8,2014CG13,2014CU13,2014EY24, 2014AY28,2014EL45,2014BR57,2014DX110)
[4]	ESA Aegis	ESA orbit determination and impact monitoring system
[5]	EARN	1.) href="http://www.jpl.nasa.gov/news/news.php?release=2014-060"> Radar Images of near-Earth Asteroid 2006 DP14 2.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE Observations of Near-Earth Objects: Preliminary Results) (albedo and diameters of 428 NEOs)
[6]	EARN	1.) Mainzer, A. et al. (2011) ApJ 743, 156. (NEOWISE Observations of Near-Earth Objects: Preliminary Results) (albedo and diameters of 428 NEOs)
[7]	EARN	1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's NEO Radar Detection Program Webpage 2.) href="http://www.jpl.nasa.gov/news/news.php?release=2014-060"> Radar Images of near-Earth Asteroid 2006 DP14

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

7377

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.452921

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2006-02-23.1636

Unit

Source

[2]

Last Observation

Value

2026-05-06.351309

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

567 (7)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

2014-02-12

Unit

Source

[3]

Last Observation

Value

2014-02-13

Unit

Source

[3]

Delay (Discarded)

Value

3 (1)

Unit

Source

[1]

Doppler (Discarded)

Value

1 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

4 (1)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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Final Date: *

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Max residual (arcsec):

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Computation parameters

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Initial Date: *

Final Date: *

Output option:

One line per time step

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Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 388188 2006DP14 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1955-02-06 02:36	< 1 min	0.1156299	0.1156236	0.0000021
EARTH	1964-06-03 02:09	< 1 min	0.1957842	0.1957833	0.0000003
MERCURY	2004-05-21 17:58	< 1 min	0.0410358	0.0410351	0.0000002
EARTH	2006-02-16 18:55	< 1 s	0.1466591	0.1466586	0.0000002
EARTH	2014-02-10 19:04	< 1 s	0.0160320	0.0160320	0.0000000
MERCURY	2017-02-24 14:10	< 1 s	0.0377013	0.0377011	0.0000001
VENUS	2022-01-18 12:49	< 1 s	0.0191604	0.0191603	0.0000001
EARTH	2022-02-06 08:54	< 1 s	0.1145266	0.1145265	0.0000000
MERCURY	2029-11-28 03:32	< 1 min	0.0390563	0.0390556	0.0000002
EARTH	2031-06-02 02:31	< 1 min	0.1894944	0.1894941	0.0000001
MERCURY	2050-08-19 09:48	< 1 min	0.0470437	0.0470390	0.0000016
VENUS	2057-02-11 09:53	< 1 min	0.0207429	0.0207348	0.0000027
EARTH	2065-02-12 20:59	< 1 min	0.0541307	0.0541216	0.0000030
MERCURY	2071-05-04 13:41	< 1 min	0.0337707	0.0337652	0.0000018
EARTH	2073-02-04 18:48	< 1 min	0.1619611	0.1619387	0.0000075
VENUS	2084-03-10 22:45	< 1 min	0.0475604	0.0475101	0.0000168
MERCURY	2092-01-19 05:34	1.3	0.0341119	0.0341069	0.0000017
EARTH	2108-02-19 02:43	< 1 min	0.1514292	0.1514229	0.0000021
MERCURY	2112-10-07 19:00	< 1 min	0.0374286	0.0374275	0.0000004
EARTH	2116-02-11 05:50	< 1 min	0.0460536	0.0460472	0.0000021
VENUS	2119-04-02 21:25	< 1 min	0.0285034	0.0284891	0.0000048
EARTH	2125-06-03 12:07	< 1 min	0.1836183	0.1836178	0.0000002

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
68.92383737	36.65151571	0.01652078	MINIMUM
291.13211604	146.70136738	0.18943454	MINIMUM
358.71686898	271.01980505	0.70068295	SADDLE
358.14778758	89.40354248	1.30226289	SADDLE
180.28825143	91.19884737	1.44951294	SADDLE
179.42433986	270.88922295	3.41239572	MAXIMUM

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MOID Plots

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