Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.396123E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T23:09:46+0800
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    1 Object 1

    AOE ID 7615
    NORAD ID 7615
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 9904
    NORAD ID 9904
    Object Type ROCKET BODY
    Country
    CIS CIS

    Conjunction Constraints

    Parameter LANDSAT 2 SL-3 R/B
    Time of Closest Approach 2026-10-23T18:32:13+0000
    Collision Probability (Pc) 1.396123E-6
    Conjunction Distance (km) 2.898 km
    Relative Speed (km/s) 14.758 km/s
    Conjunction Risk Parameters R (Radial): -1.474 | I (In-track): 0.04 | C (Cross-track): -2.493
    Collision Risk Index (CRI) 0.38
    X Position (km) 1722.267 1724.219
    Position Y (km) 1491.617 1490.432
    Position Z (km) -6922.294 -6920.511
    Velocity X (km/s) -2.147 2.281
    Velocity Y (km/s) -6.783 6.706
    Velocity Z (km/s) -1.99 2.04

    Orbital Parameters 国际轨道数据源

    Parameter LANDSAT 2 SL-3 R/B
    Semimajor Axis (a) 7282.396 km 7246.628 km
    Eccentricity (e) 0.000803 0.005649
    Inclination (i) 99.0575° 81.2623°
    RAAN 248.9875° 69.1465°
    Perigee Argument 326.2172° 69.6027°
    Mean Anomaly (M) 33.8478° 291.1197°
    Apogee 910.106 km 909.425 km
    Perigee 898.412 km 827.557 km
    Orbit Epoch 2026-10-22T20:41:47+0000 2026-10-23T06:56:41+0000

    LANDSAT 2 & SL-3 R/B Collision Probability (Pc) Trend

    LANDSAT 2 & SL-3 R/B Collision Probability (Pc) TrendNot Available

    LANDSAT 2 & SL-3 R/B Miss Distance (Miss Distance) Trend

    LANDSAT 2 & SL-3 R/B Miss Distance (Miss Distance) TrendNot Available

    LANDSAT 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LANDSAT 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LANDSAT 2

    No nearby objects data