Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.938051E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-29T10:15:15+0800
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    1 Object 1

    AOE ID 56471
    NORAD ID 56471
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66786
    NORAD ID 66786
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5521 LEMUR-2-HOTSPUR-TOM
    Time of Closest Approach 2026-08-29T04:38:21+0000
    Collision Probability (Pc) 1.938051E-6
    Conjunction Distance (km) 2.22 km
    Relative Speed (km/s) 11.784 km/s
    Conjunction Risk Parameters R (Radial): -2.106 | I (In-track): 0.436 | C (Cross-track): 0.549
    Collision Risk Index (CRI) 0.41
    X Position (km) -2094.365 -2094.332
    Position Y (km) 1198.698 1199.075
    Position Z (km) 6511.906 6514.093
    Velocity X (km/s) -4.771 -4.288
    Velocity Y (km/s) -5.864 5.741
    Velocity Z (km/s) -0.454 -2.437

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5521 LEMUR-2-HOTSPUR-TOM
    Semimajor Axis (a) 6950.192 km 6946.186 km
    Eccentricity (e) 0.000265 0.001380
    Inclination (i) 69.9987° 97.5183°
    RAAN 52.8523° 308.6592°
    Perigee Argument 271.1038° 251.1280°
    Mean Anomaly (M) 88.9818° 108.8448°
    Apogee 573.895 km 577.633 km
    Perigee 570.215 km 558.465 km
    Orbit Epoch 2026-08-27T21:46:49+0000 2026-08-28T12:08:25+0000

    STARLINK-5521 & LEMUR-2-HOTSPUR-TOM Collision Probability (Pc) Trend

    STARLINK-5521 & LEMUR-2-HOTSPUR-TOM Collision Probability (Pc) TrendNot Available

    STARLINK-5521 & LEMUR-2-HOTSPUR-TOM Miss Distance (Miss Distance) Trend

    STARLINK-5521 & LEMUR-2-HOTSPUR-TOM Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LEMUR-2-HOTSPUR-TOMMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5521Collision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR-2-HOTSPUR-TOMCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5521

    No nearby objects data