Asteroids

2026DP15 help

Last update: 2026-03-11 13:00 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.871

Aphelion (Q)

1.351

Eccentricity (e)

0.216

Inclination (i)

6.8

deg

Orbit period (P)

427.8

Earth MOID

0.01035

U parameter

7.8

Next Earth close approach

Date

2026-03-19

Nominal distance (from Earth center)

0.0133

1989109

Maximum Brightness

20.5

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

25.8

mag

Diameter

18 - 40*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2026-02-26

Observatory

Kitt Peak-Bok

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

1.111043

1-sigma variation

0.000567

Unit

Eccentricity (e)

Value

0.215680

1-sigma variation

0.000653

Unit

Inclination (i)

Value

6.8029

1-sigma variation

0.0161

Unit

Long. of Ascending Node (Ω)

Value

3.6721

1-sigma variation

0.0034

Unit

Arg. of Perihelion (ω)

Value

246.7797

1-sigma variation

0.0110

Unit

Mean Anomaly (M)

Value

19.23853

1-sigma variation

0.01740

Unit

Perihelion distance

Value

0.871413

1-sigma variation

Unit

Aphelion distance

Value

1.350673

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.154713

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.020399

1-sigma variation

Unit

MOID

Value

0.010348

1-sigma variation

Unit

Orbit Period

Value

427.7547

1-sigma variation

Unit

U parameter

Value

7.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.21504E-7	3.70374E-7	9.14487E-6	1.82429E-6	-6.14899E-6	9.86282E-6
e	3.70374E-7	4.26725E-7	1.05374E-5	2.09432E-6	-7.06891E-6	1.13609E-5
i	9.14487E-6	1.05374E-5	2.60230E-4	5.15479E-5	-1.74216E-4	2.80490E-4
Ω	1.82429E-6	2.09432E-6	5.15479E-5	1.13961E-5	-3.69522E-5	5.60972E-5
ω	-6.14899E-6	-7.06891E-6	-1.74216E-4	-3.69522E-5	1.21751E-4	-1.88924E-4
M	9.86282E-6	1.13609E-5	2.80490E-4	5.60972E-5	-1.88924E-4	3.02590E-4

Date of computation: 2026-03-11 13:00 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

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

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

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

25.844

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

18 - 40*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Normalized RMS of residuals

Value

0.645898

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2026-02-26.499053

Unit

Source

[2]

Last Observation

Value

2026-03-10.317585

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

21 (0)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

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 2026DP15 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	1952-05-30 17:43	> 1 mo	0.1753414	0.1556002	0.0940407
EARTH	1959-08-26 15:29	> 1 d	0.0803641	0.0644173	0.1854473
EARTH	1966-09-02 20:33	> 1 d	0.1786287	0.1436635	0.0121628
EARTH	1972-03-09 23:07	> 1 w	0.1506275	0.0154186	0.2278521
EARTH	1979-03-27 03:29	> 1 mo	0.0587137	0.0144769	0.4537827
EARTH	1986-06-15 07:41	> 1 mo	0.1772280	0.1733861	0.0142467
EARTH	1993-08-28 03:01	> 1 d	0.0709229	0.0655998	0.0576662
EARTH	2006-03-23 19:36	> 1 w	0.0365689	0.0116079	0.0769312
EARTH	2013-07-20 08:48	> 1 mo	0.1561058	0.0638643	0.0323310
EARTH	2013-09-02 14:20	> 1 w	0.1552957	0.0767856	0.0487492
EARTH	2026-03-19 13:36	< 1 min	0.0132964	0.0131885	0.0000360
EARTH	2033-04-25 11:40	> 1 w	0.1380612	0.0843946	0.0200349
EARTH	2040-06-22 20:23	> 1 mo	0.1760464	0.1535410	0.0086820
EARTH	2047-08-27 14:58	> 1 d	0.0703630	0.0645783	0.0343638
EARTH	2054-09-02 07:33	> 1 d	0.1558948	0.0632152	0.1412045
EARTH	2067-03-17 23:38	> 1 w	0.0357121	0.0102186	0.2129497
EARTH	2074-03-24 15:47	> 1 mo	0.0425969	0.0109624	0.3399166
EARTH	2081-05-05 00:30	> 1 mo	0.1524535	0.0858725	0.1740380
EARTH	2088-06-23 05:31	> 1 mo	0.1764205	0.1272942	0.0529198
EARTH	2095-08-27 12:30	> 1 d	0.0842472	0.0632508	0.1880643
EARTH	2102-09-01 05:04	> 1 w	0.1015443	0.0640728	0.2066138
EARTH	2115-03-13 05:40	> 1 d	0.1338772	0.0129873	0.1301039
EARTH	2122-03-22 10:16	1282.9	0.0134006	0.0084574	0.0079631

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
300.22628202	73.98424289	0.01034786	MINIMUM
71.83480795	231.02830694	0.06437223	MINIMUM
8.30077735	155.82879968	0.17859210	SADDLE
184.60175338	329.97089454	0.38635708	SADDLE
3.12500590	329.25833182	1.85463791	SADDLE
181.21112066	147.27143993	2.36124989	MAXIMUM

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MOID Plots

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