Independent Distant Object SurveyA public search notebook

Rubin / Lasair · field record

lasair_326.5_-13.0

known

Centre RA 326.500°, Dec -13.000°. Approximate footprint half-width 1.5°.

Latest substantive campaign entry

Detections
5,664
Nights
9
Stationary removed
4
Hypotheses
9,963
Injection recovery
4/4 planted objects

Lasair campaign 2026-11-08 18:42 — 23 field(s) · complete.

Recorded log text
- injection test (V ≤ 24.0):
  recovered 4/4 planted objects; 6 candidate(s) in total
- 5664 detections, 4 stationary removed, 9 nights; 3559 anchors × hypotheses = 9963; survivors per stage [300, 9]; 14.1s
  #1  [moderate] r= 41.43±1.645 AU  a= 48.28 e=0.182 i= 1.99°  5 obs / 5 nights / 16 d  rms 0.03"  H=6.19, D≈154–385 km  [matches 2025 LP3]
  #2  [weak] r= 37.77±1.498 AU  a= 43.89 e=0.233 i=22.47°  4 obs / 4 nights / 16 d  rms 0.06"  H=7.29, D≈93–232 km  [matches 2025 LM2]
- 36 s

On-disk search report

This report may describe a different rerun from the campaign log. Statistics are shown separately; curated findings supply reviewed identifications.

Detections
5,664
Nights
9
Exposures
41
Stationary removed
4
Hypotheses
9,963
Search seconds
14

Report candidates and identifications

Candidate #1 moderate

Known: 2025 LP3

Distance r
41.43 AU
Observations / nights
5 / 5
Dates
2026-06-26 – 2026-07-12 (MJD 61,217.4–61,233.3)
Arc
15.9 days
Radial rms
0.03″
Orbit fit
a = 48.28 AU; e = 0.182; i = 1.99°
Absolute magnitude H
6.19
Diameter estimate
154–385 km (albedo 0.25–0.04)

Candidate #2 weak

Known: 2025 LM2

Distance r
37.77 AU
Observations / nights
4 / 4
Dates
2026-06-26 – 2026-07-12 (MJD 61,217.4–61,233.3)
Arc
15.9 days
Radial rms
0.06″
Orbit fit
a = 43.89 AU; e = 0.233; i = 22.47°
Absolute magnitude H
7.29
Diameter estimate
93–232 km (albedo 0.25–0.04)

Campaign history